31. _U . S . forces closed the first major forward base they had set up on Afghan soil. 32. The airfield, four miles ( six kilometers ) outside An Nasiriyah, is now an important forward base . 33. In the absence of the 438th, the 316th Troop Carrier Group used Greenham Common as a forward base . 34. The first of these involved the United States, including its Forward Base System with B-1 bomber. 35. British military officials have spoken openly about the possibility of establishing a forward base in Afghanistan for some commando missions. 36. The Marine forces at the forward base have climbed to nearly 1, 000 combat-ready troops this week. 37. Allied air forces heavily attacked the region, a forward base for the Japanese Imperial Army, during the war. 38. But Jones told The Associated Press in an interview that Europe would remain a significant forward base for global deployments. 39. It could also have been used as a forward base for American bombers to strike targets in the Soviet Union. 40. Following its capture, the anchorage at Enewetak became a major forward base for the U . S . Navy.