When were the original mosaics replaced and why?

please answer lol
(repost)

In 1956, people in demanded that soviet troops to be removed as the part of a call for democratic reforms

What is an australian ballot? a secret ballot provided at public expense an imported ballot printed in australia a ballot made by an individual voter a ballot used in electronic data systems

Based on this poster, what conclusion can be made about the u.s. government during world war i? it wanted to boycott trade with enemy nations. it wanted to provide low-cost loans to its allies. it was not able to fully finance the war effort through taxes. it believed the majority of its citizens did not support the war.