Why was it problematic for the U. S. to have a president and vice-president from different political parties?

Japan became a peaceful democratic nation relativlt quickly after the end of world war 2. which step was not part of its post-war transformation? a. giving the emperor more political power.b. adopting a new constitution.c. giving women the right to vote.d. disarming most of the military.

Which empire was called "the sick man of europe? "

When was wheeled traffic permitted in early rome? daytime nighttime all day never