Why did Hans feel like he had to lie while living in Nazi Germany?

Examine these two paintings that depict famous events from american history. the image on the left, painted in 1940, shows the signing of the u.s. constitution in 1787. the image on the right, painted in 1836, shows the american victory at the battle of yorktown in 1781.which of these paintings should be considered a secondary source?

Match each model with its name and the name of the scientist who created it.

Describe some effects of the rise of communism in the soviet union?