Armen Garo, born Garegin Pastermadjian, was a prominent Armenian activist and politician whose influence shaped the course of Armenian history in the late 19th and early 20th centuries. As a leading member of the Armenian Revolutionary Federation, he played a crucial role in advocating for Armenian rights and independence during a tumultuous period marked by oppression and violence. Garo was instrumental in the 1896 occupation of the Ottoman Bank, a bold response to the Hamidian massacres that highlighted the plight of the Armenian people. His commitment to justice and retribution culminated in his involvement with Operation Nemesis, a covert initiative aimed at assassinating key figures responsible for the Armenian genocide. In addition to his revolutionary activities, Garo served as the first ambassador to the United States from the First Republic of Armenia between 1918 and 1920, where he worked tirelessly to garner support for his nation amidst the geopolitical upheaval following World War I. His legacy is marked by his unwavering dedication to the Armenian cause and his efforts to bring international attention to the atrocities faced by his people. Garo's life and work remain significant in the context of Armenian nationalism and the broader struggle for human rights, making him a key figure in the history of Armenia and its diaspora.