What power does the legeslative branch not have on the executive branch

Executive over the judicial branch. The president appoints all federal judges. legislative branch must approve appointments that the president makes; the Senate must approve treaties that the president makes; and the legislative branch may investigate the executive branch.

the second significant cause of the great migration was the desire of black southerners to escape segregation, known euphemistically as jim crow. rural african american southerners believed that segregation - and racism and prejudice against blacks - was significantly less intense in the north.