What is the "full quarter? " why do martin and gabriel argue about it, what do they decide

I’m learning abt the manifest destiny and i don’t know who the people are in the picture can someone tell me who is on the left hand side, right hand side, the women in the center? ?

Which of the following groups used terrorism in the united states to express their belief in their own racial superiority? a. the ku klux klan b. al-qaeda c. the palestine liberation organization d. the sons of liberty

Brainliestttme : ) -what have some nations done to protect their national culture? (france, china, and india)