The one of the reason's why the Allies allied themselves with the soviets was because they wanted to open a new front. The Soviet Front would be so massive and would force Axis's units to spread even more, and to spread resources more. Though they were already spread out.
The battle of Lexington and Concord
The correct answer is B) They established ties with local rulers. What this did was it got them on good terms with the people of the land, and therefore increased their power. Hope this helps.
Immigrants, none of the people in america are pure american.