Belgium, officially the Kingdom of Belgium, is a Northwestern European country bordered by the Netherlands, Germany, Luxembourg, France, and the North Sea. Covering 30,689 km2, it has a population exceeding 11.7 million, making it densely populated. Brussels is the capital and largest metropolitan region; other significant cities include Antwerp, Ghent, Charleroi, Liège, Bruges, Namur, and Leuven.
Around 1900, there was growing international concern for the extreme and savage treatment of the Congolese population under Leopold II's rule.
Bakelite was developed in 1907–1909 by Leo Baekeland.
In 1908, the Belgian state assumed responsibility for the government of the colony, which was then called the Belgian Congo.
Bakelite was developed in 1907–1909 by Leo Baekeland.
From 1830 to 1910, Belgium was one of the three most industrialized nations in the world due to mining and steelmaking developments.
In 1911, Ernest Solvay started a series of conferences, the Solvay Conferences on Physics and Chemistry.
In 1911, Maurice Maeterlinck, a Belgian poet and playwright, won the Nobel Prize in Literature.
In August 1914, Germany invaded Belgium as part of the Schlieffen Plan, marking the beginning of the Rape of Belgium.
In 1919, Jules Bordet (Université libre de Bruxelles) was awarded the Nobel Prize in Physiology or Medicine.
In 1919, a Belgian commission estimated that the population of Congo was half of what it was in 1879, indicating significant population decline under Leopold II's rule.
In 1919, plural voting was abolished in Belgium.
In 1920, the Summer Olympics were held in Antwerp, Belgium.
Since 1922, Belgium and Luxembourg have been a single trade market with customs and currency union through the Belgium-Luxembourg Economic Union.
In 1924, the League of Nations mandated Ruanda-Urundi to Belgium.
In 1925, Belgium annexed the Prussian districts of Eupen and Malmedy, leading to the presence of a German-speaking minority.
In 1927, Monsignor Georges Lemaître proposed the Big Bang theory of the origin of the universe.
In 1938, Corneille Heymans (University of Ghent) was awarded the Nobel Prize in Physiology or Medicine.
In May 1940, German forces invaded Belgium again.
From September 1944 to February 1945, the Allies liberated Belgium.
From September 1944 to February 1945, the Allies liberated Belgium.
In March 1948, Belgium signed the Treaty of Brussels, prioritizing collective security in its foreign policy.
In 1949, universal suffrage for women was introduced in Belgium.
In 1951, Belgium became one of the six founding members of the European Coal and Steel Community.
In 1951, King Leopold III abdicated due to controversy over his role during World War II.
In 1957, Belgium became one of the six founding members of the European Atomic Energy Community and the European Economic Community.
A string of Christian Democrat coalition governments started from 1958.
In 1960, the Belgian Congo gained independence during the Congo Crisis.
Since 1960, the life expectancy in Belgium, aligning with the European average, has grown by two months per year.
In 1962, Ruanda-Urundi followed the Belgian Congo with its independence two years later.
In 1967, the parliament accepted a Dutch version of the Constitution, officially recognizing Dutch.
From 1970 to 1999, there has seen a huge growth (+56%) of the motorway network.
In 1970, the Belgian constitution underwent a revision as part of a series of revisions that established a unique form of a federal state.
In 1970, the transition from a unitary to a federal structure began as part of far-reaching state reforms.
Since about 1970, the significant national Belgian political parties have split into distinct components that mainly represent the political and linguistic interests of communities.
The 1973 oil crisis sent the Belgian economy into a recession.
In 1974, Albert Claude (Université libre de Bruxelles) together with Christian de Duve (Université catholique de Louvain) were awarded the Nobel Prize in Physiology or Medicine.
Ilya Prigogine (Université libre de Bruxelles) was awarded the Nobel Prize in Chemistry in 1977.
In 1977, the European Basketball Championship was held in Liège and Ostend, Belgium.
Pierre Deligne was awarded the Fields Medal in 1978.
The 1979 oil crisis sent the Belgian economy into a recession.
In 1980, the Belgian constitution underwent a revision as part of a series of revisions that established a unique form of a federal state.
In 1980, when the Communities and Regions were created, Flemish politicians decided to merge both, resulting in a single institutional body for all except federal and specific municipal matters.
Since the modification of the Belgian nationality law in 1984, more than 1.3 million migrants have acquired Belgian citizenship.
In 1988, the Belgian constitution underwent a revision as part of a series of revisions that established a unique form of a federal state.
In 1990, forest cover in Belgium was 677,400 hectares (ha) of forest, compared to 689,300 hectares (ha) of forest in 2020.
In 1993, the Belgian constitution underwent a revision as part of a series of revisions that established a unique form of a federal state.
In 1993, the transition from a unitary to a federal structure was completed.
Jean Bourgain was awarded the Fields Medal in 1994.
Conscription was abolished in 1995
7th edition of book published in 1997.
In 1998, Sunday church attendance in Belgium was 11%.
In 1999, Belgium still had the highest rail network density within the European Union with 113.8 km/1 000 km.
In 1999, the first dioxin crisis broke the Christian Democrat coalition, leading to a "rainbow coalition" of Liberals, Social Democrats and Greens.
In 1999, the first sets of Belgian euro coins were minted.
The government led by Prime Minister Guy Verhofstadt started in 1999 and achieved a balanced budget, some tax reforms, and a labor-market reform.
From the years 2000 to 2006, data shows the daily temperature minimums averaged at 7 °C and maximums at 14 °C with a monthly rainfall of 74 mm.
In 2000, the port of Antwerp was the second European harbor with a gross weight of goods handled of 115 988 000 t after a growth of 10.9% over the preceding five years.
In 2002, Belgium switched to the euro as its currency.
In 2002, among OECD countries, Belgium had the third-highest proportion of 18- to 21-year-olds enrolled in postsecondary education, at 42%.
After the Greens lost most of their seats in the 2003 election, a "purple coalition" of Liberals and Social Democrats formed.
In 2003, Belgium became one of the first countries in the world to legalise same-sex marriage.
In 2005, Belgium's real GDP growth rate was 1.5%.
As of 2006, Belgium's budget was balanced, and public debt was equal to 90.30% of GDP.
From the years 2000 to 2006, data shows the daily temperature minimums averaged at 7 °C and maximums at 14 °C with a monthly rainfall of 74 mm.
In 2006, an inquiry in Flanders revealed that 55% of residents considered themselves religious, and 36% believed in divine creation.
In June 2007, Verhofstadt's coalition fared badly in the elections, leading to a political crisis in Belgium.
In June 2007, the federal elections were held with Yves Leterme's party emerging as the winner.
From 21 December 2007, the temporary Verhofstadt III Government was in office.
As of 2007, nearly 92% of the population had Belgian citizenship, and other European Union member citizens account for around 6%.
As of 2007, the unemployment rate of Wallonia is over double that of Flanders.
In 2007, Belgium's location helped make it the world's 15th largest trading nation.
The government led by Prime Minister Guy Verhofstadt ended in 2007 after the elections.
On 20 March 2008, the temporary Verhofstadt III Government was out of office.
On 15 July 2008, Prime Minister Leterme offered the resignation of the cabinet to the king due to lack of progress in constitutional reforms.
In December 2008, Leterme offered his resignation again after the Fortis crisis, and Herman Van Rompuy was sworn in as Prime Minister on 30 December 2008.
In 2008, an estimated 6% of the Belgian population, or 628,751 people, were identified as Muslim.
On 19 November 2009, after Herman Van Rompuy was designated the first permanent President of the European Council, he offered the resignation of his government to King Albert II on 25 November 2009.
In 2009, Sunday church attendance in Belgium dropped to 5%, approximately half of what it was in 1998.
On 22 April 2010, Prime Minister Leterme again offered the resignation of his cabinet to the king after the OpenVLD withdrew from the government, with the resignation accepted on 26 April 2010.
The Parliamentary elections in Belgium on 13 June 2010 saw the Flemish nationalist N-VA become the largest party in Flanders, and the Socialist Party PS the largest party in Wallonia.
By October 2010, the Belgian unemployment rate had grown to 8.5%.
According to the Eurobarometer in 2010, 37% of Belgian citizens believed in God, 31% believed in a spirit or life-force, and 27% held no such beliefs.
In 2010, commuters to Brussels and Antwerp spent significant time in traffic jams, 65 and 64 hours a year respectively.
The 2010 federal election resulted in a record 589 days without a government formation, indicating a fragmented political landscape.
By 30 March 2011, Belgium set a new world record for the elapsed time without an official government.
In December 2011, the Di Rupo Government led by Walloon socialist Prime Minister Elio Di Rupo was sworn in.
According to the Eurobarometer in 2012, Christianity was the largest religion in Belgium, accounting for 65% of Belgians.
At the beginning of 2012, people of foreign background and their descendants were estimated to have formed around 25% of the total population of Belgium.
In 2012, Philippe Gilbert became the world champion.
In 2012, the average life expectancy in Belgium was estimated to be 79.65 years.
In 2013, François Englert (Université libre de Bruxelles) was awarded the Nobel Prize in Physics.
Since 2013, the standard Belgian euro coins designated for circulation show the portrait of King Philippe.
On 22 July 2014, King Philippe nominated Charles Michel (MR) and Kris Peeters (CD&V) to lead the formation of a new federal cabinet.
Prior to 2014, most of the Senate's members were directly elected.
In November 2015, the Belgium national football team achieved the top spot in the FIFA World Rankings for the first time.
According to the Eurobarometer in 2015, 60.7% of the Belgian population identified as Christian, with Catholicism being the largest denomination at 52.9%.
For the year 2015, 47% of the forest area in Belgium was reported to be under public ownership, 53% private ownership.
In 2016, Belgium was running a biocapacity deficit of 5.5 global hectares per person.
In 2016, the port of Antwerp handled 214 million tons after a year-on-year growth of 2.7%.
In 2017, the average total fertility rate (TFR) across Belgium was 1.64 children per woman.
In 2018, Belgium had a Forest Landscape Integrity Index mean score of 1.36/10, ranking it 163rd globally out of 172 countries.
In 2018, a new calculation method for Belgium's total surface area was used, revealing the country to be 160 km² larger than previously thought.
In the World Cup 2018, the Belgium national football team achieved the bronze medals.
In May 2019, federal elections in the Flemish-speaking northern region of Flanders saw major gains for the far-right Vlaams Belang party. The Socialists were strong in Wallonia, while the N-VA remained the largest party.
In July 2019, Prime Minister Charles Michel was selected to hold the post of President of the European Council.
In October 2019, Sophie Wilmès became Belgium's first female prime minister, leading the caretaker government.
In 2019, Belgium's defense budget totaled €4.303 billion, representing 0.93% of its GDP.
In October 2020, Alexander De Croo became the new prime minister of Belgium after parties agreed on the federal government, 16 months after the elections.
In 2020, forest cover in Belgium was around 23% of the total land area, equivalent to 689,300 hectares (ha) of forest.
In January 2021, Statbel released data indicating that 67.3% of the Belgian population was of ethnic Belgian origin, while 32.7% was of foreign origin or nationality.
In 2022, Remco Evenepoel became the world champion.
In 2023, Belgium emitted 106.82 million tonnes of greenhouse gases (around 0.2% of the global total emissions), equivalent to 9.12 tonnes per person.
In 2023, the Belgian Armed Forces had 23,200 active personnel.
As of 1 January 2024, the total population of Belgium was 11,763,650.
According to the 2024 Global Peace Index, Belgium is the 16th most peaceful country in the world.
By 2050, the costs of climate change in Belgium are estimated to amount to €9.5 billion a year (2% of Belgian GDP), mainly due to extreme heat, drought and flooding.