The courts rule that a law violates the constitution. The law is thrown out and is no longer valid. What principle is this?

Match the events to the impact they had on africa during the late 19th century 1.colonization of the congo 2.berlin conference of 1884 3.berlin act of 1885 settled tutorial disputes between european nations prohibited the slave trade in africa marks the beginning of scramble for africa

Which nation most to bail out greece’s failing economy?

The u.s. constitution outlawed slavery. true false