Robert Gilman, a former U.S. Marine, was released from Russian custody on Tuesday after spending 1,666 days [1] in detention.

The release of the 32-year-old [2] former Massachusetts teacher marks the end of a prolonged diplomatic struggle over a detention that U.S. officials and family members said was wrongful and abusive.

Gilman spent approximately four and a half years [3] in Russian custody before his release. Following his departure from Russia, he was flown to a military hospital in Texas to receive care.

Reports on the specific mechanism of his release vary. Some sources said Russian President Vladimir Putin issued a humanitarian pardon [1], while others said the release was part of a prisoner exchange [4].

Gilman's background as a military veteran and an educator added a layer of public visibility to his case. His family said his time in detention was a period of significant hardship and abuse.

U.S. officials have not provided detailed specifics on the terms of the agreement that secured his return. The transition to a military hospital suggests a need for immediate medical evaluation after his long period of confinement.

Robert Gilman was released from Russian custody on Tuesday after spending 1,666 days in detention.

The release of Robert Gilman highlights the ongoing use of foreign nationals as leverage in diplomatic disputes between the U.S. and Russia. Whether achieved through a pardon or a formal swap, the case underscores the precarious position of U.S. citizens detained in Russia and the high-level political negotiations required to secure their freedom.