Which thinker proposed laws of motion that guided science for centuries

Define what the expropriation without compensation's and what does the freedom charter says about it

What was feudalism? (define the structure)

How did the united states respond when north vietnam attacked a us warship and sent troops to south vietnam in the early 1960s? a.the united states declined to assist south vietnam against the north. b.us leaders authorized south vietnam to invade north vietnam. c.the president did not sign the gulf of tonkin resolution. d.congress authorized the president to escalate the conflict.