History of Mahmoud Khalil (activist) in Timeline

Mahmoud Khalil is an Algerian-Palestinian activist who gained prominence as a negotiator and spokesperson for the 2024 Gaza Solidarity Encampment at Columbia University, advocating for Palestine amidst the Gaza war and genocide. He was a graduate student at Columbia's School of International and Public Affairs at the time. In 2025, under the second presidency of Donald Trump, Khalil was detained by US Immigration and Customs Enforcement (ICE).

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Full Timeline Early Life & Education

1995: Birth in Syria

In 1995, Mahmoud Khalil was born to Palestinian parents in a refugee camp in Syria and holds Algerian citizenship through his mother's ancestors.

1995: Mahmoud Khalil Born

In 1995, Mahmoud Khalil, an Algerian-Palestinian activist, was born.

2013: Fled Syria for Lebanon

In 2013, Mahmoud Khalil fled Syria for Lebanon after organizing protests against the Assad regime during the Syrian revolution and the detention of two of his friends.

April 2024: Negotiator and Spokesperson for Gaza Solidarity Encampment

In April 2024, Mahmoud Khalil represented the Gaza Solidarity Encampment as a negotiator and spokesperson during the Columbia protests in solidarity with Palestinians of Gaza, demanding an end to the Gaza war and divestment from Israel. The negotiations lasted from April 19 to 29.

December 2024: Accusation of Misconduct by Columbia University

In December 2024, Columbia University accused Mahmoud Khalil of misconduct, including allegations related to social media posts. He claimed Columbia threatened to block him from graduating after he refused to sign a non-disclosure agreement, but the university backed down after he appealed with a lawyer.

December 2024: Earned Master's Degree and Granted Residency

In December 2024, Mahmoud Khalil earned his Master of Public Administration in development practice from Columbia University's School of International and Public Affairs and was granted lawful permanent resident status in the United States.

2024: Gaza Solidarity Encampment at Columbia University

In 2024, Mahmoud Khalil, while a graduate student, became known for his role as a negotiator and spokesperson in the Gaza Solidarity Encampment and broader protests in solidarity with Palestine at Columbia University during the Gaza war and genocide.

January 2025: Targeted by Online Campaign

In January 2025, Mahmoud Khalil was targeted by an online campaign, including a post by Betar US on Twitter, to have him deported, with Canary Mission also compiling a webpage about him. Columbia affiliates Shai Davidai and David Lederer labeled him a "security threat" and called for his deportation.

March 8, 2025: Apprehended by ICE Agents

On March 8, 2025, Mahmoud Khalil was apprehended by plainclothes ICE agents at his Columbia University-owned residential building without a warrant, citing the Immigration and Nationality Act. The government claimed his activism harmed US foreign policy. His wife was unable to locate him initially.

June 11, 2025: Federal Judge Ruled Detention Unconstitutional

On June 11, 2025, federal judge Michael Farbiarz ruled Mahmoud Khalil’s detention unconstitutional, noting he was neither a flight risk nor a community threat.

June 20, 2025: Release from Detention

On June 20, 2025, Mahmoud Khalil was released from detention after a court found the government’s case relied on unverified tabloid reports. His case drew attention as part of a broader effort to deport pro-Palestinian student activists.

July 2025: Filed Claim for Damages

In July 2025, Mahmoud Khalil filed a claim for $20 million in damages against the Trump administration.

September 17, 2025: Deportation Order

On September 17, 2025, immigration judge Jamee Comans ordered Mahmoud Khalil to be deported to either Syria or Algeria. His lawyers suggested intention to appeal the deportation order, with 108 current and former professors supporting his appeal.

2025: Detention by ICE

In 2025, Mahmoud Khalil was detained by US Immigration and Customs Enforcement (ICE) under the second presidency of Donald Trump.

January 15, 2026: Court of Appeals Ruled in Favor of Trump

On January 15, 2026, a three-judge panel of the United States Court of Appeals for the Third Circuit in Philadelphia ruled 2–1 in favor of Trump, instructing the lower court to dismiss Khalil’s habeas petition.

April 2026: Statement on Deportation Attempts

In April 2026, Mahmoud Khalil stated that the only thing he was guilty of was speaking out against the genocide in Palestine and that the administration had weaponized the immigration system to punish him for it.