Squanto and some other person. I don't know the other person.
It was to discuss the future of Sudetenland in the face of ethnic demands by Hitler
C. the birth rate increased
"Ulysses S. Grant became a colonel in the Union volunteer army. His first victory was when he captured Fort Henry and Fort Donelson in February 1862. Also this man opened two rivers, and received national recognition for victories in February 1862, the first major Union victories of the war."
The answer is d.special-purpose