I've been searching for answers to these for two weeks now. can someone plz asap

What was the importance of the open door policy?

How did nationalism aid napoleon’s rise to power in france? his new continental system expanded trade with britain, making the french proud of their prosperity and his rule. his extension of the french revolution’s social reforms promoted france’s cultural image and his power. his military victories greatly activated french national pride and won him continuing popular approval. his support of women’s rights in the napoleonic code made french women proud of their nation and its leader.

Why do the soldiers board the grounded boat