What is the name of the piece above?

How did the united states surprise other delegates at the washington naval conference in 1921

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?

What happened as agriculture became entrenched in the south ?