Meanwhile , U.S. stationed a Marine Expeditionary Unit with 2300 Marines offshore Liberia .
A ECOWAS - ECOMIL force of 1000 Nigerian troops was airlifted into Liberia on August 15 , to halt the occupation of Monrovia by rebel forces .
U.S. stationed a Marine Expeditionary Unit with 2300 Marines offshore Liberia .
A ECOWAS - ECOMIL force of 1000 Nigerian troops was airlifted into Liberia on August 15 , to halt the occupation of Monrovia by rebel forces .