This step requires a tremendous scientific effort. Their first significant effort, an attempt to import televisions, failed. They just found it impossible to imagine anyone going to the immense effort required. I gave the Philippines the opportunity to pledge assistance to the US war effort. This was the first significant international effort against the war. HBCUs made great contributions to the US war effort. This has nothing to do with any lack of effort. They undertook a number of crucial analyses that aided the war effort. They expressed support for the sheltering effort. The engagement led to a successful NATO peacekeeping effort. It was a joint, arduous effort involving many people. We succeeded in casting him after a lot of effort. It became her introduction into the politics of a highly visible public policy effort. Energy was a critical factor for the British war effort. This was a coordinated effort, not just random violence.