What book did rousseau write that stated people have the right to self govern and that kings are not divine?

1) union forces launched a surprise attack.

2) more confederate troops arrived by train.

3) union forces retreated.

although the crusades failed to capture jerusalem, they had several major impacts on western europe. they increased the authority of the king: sometimes nobles died in battle without leaving an heir in which case the king got their land. kings passed taxes to pay for the crusades.