People migrating from one place to another, new ideas being introduced. is this multiple choice? i’d say the last one if so
I’ll give you all that I know
Censure.
Contested Senate Elections.
Declarations of War.
Expulsion.
Filibusters and Cloture.
Impeachment.
Investigations.
Nominations.
The answer is C because the force of gravity on the surface of Mercury is much less than on Earth.
A date which will live in infamy—the United States of America was suddenly and deliberately attacked by naval and air forces of the Empire of Japan.
A Blockade is a wall of ships that can form a wall to prevent passage to another country (Normally used in war to 'starve' the enemy!).