<P> On 16 June 1941 , after negotiation with Churchill , Roosevelt ordered the United States occupation of Iceland to replace the British invasion forces . On 22 June 1941 , the US Navy sent Task Force 19 ( TF 19 ) from Charleston , South Carolina to assemble at Argentia , Newfoundland . TF 19 included 25 warships and the 1st Provisional Marine Brigade of 194 officers and 3714 men from San Diego , California under the command of Brigadier General John Marston . Task Force 19 ( TF 19 ) sailed from Argentia on 1 July . On 7 July , Britain persuaded the Althing to approve an American occupation force under a U.S. - Icelandic defense agreement , and TF 19 anchored off Reykjavík that evening . U.S. Marines commenced landing on 8 July , and disembarkation was completed on 12 July . On 6 August , the U.S. Navy established an air base at Reykjavík with the arrival of Patrol Squadron VP - 73 PBY Catalinas and VP - 74 PBM Mariners . U.S. Army personnel began arriving in Iceland in August , and the Marines had been transferred to the Pacific by March 1942 . Up to 40,000 U.S. military personnel were stationed on the island , outnumbering adult Icelandic men ( at the time , Iceland had a population of about 120,000 . ) The agreement was for the US military to remain until the end of the war ( although the US military presence in Iceland remained through 2006 , as postwar Iceland became a member of NATO ) . </P>
<P> On 16 June 1941 , after negotiation with Churchill , Roosevelt ordered the United States occupation of Iceland to replace the British invasion forces . On 22 June 1941 , the US Navy sent Task Force 19 ( TF 19 ) from Charleston , South Carolina to assemble at Argentia , Newfoundland . TF 19 included 25 warships and the 1st Provisional Marine Brigade of 194 officers and 3714 men from San Diego , California under the command of Brigadier General John Marston . Task Force 19 ( TF 19 ) sailed from Argentia on 1 July . On 7 July , Britain persuaded the Althing to approve an American occupation force under a U.S. - Icelandic defense agreement , and TF 19 anchored off Reykjavík that evening . U.S. Marines commenced landing on 8 July , and disembarkation was completed on 12 July . On 6 August , the U.S. Navy established an air base at Reykjavík with the arrival of Patrol Squadron VP - 73 PBY Catalinas and VP - 74 PBM Mariners . U.S. Army personnel began arriving in Iceland in August , and the Marines had been transferred to the Pacific by March 1942 . Up to 40,000 U.S. military personnel were stationed on the island , outnumbering adult Icelandic men ( at the time , Iceland had a population of about 120,000 . ) The agreement was for the US military to remain until the end of the war ( although the US military presence in Iceland remained through 2006 , as postwar Iceland became a member of NATO ) . </P>
when did america send troops to europe in world war 2
when did america send troops to europe in world war 2
22 June 1941
22 June 1941