Why and how did an increase in wealth affect the spread of the renaissance

How did nationalism motivate italy's unification? the italian people wanted to return to a pre-napoleon ancien régime. the italian people wanted a republic nation free from austrian rule. the italian people wanted to instigate industrialization in italy. the italian people wanted to lead europe into the modern age.

What principle did president truman invoke in sending u.s. troops into south korea without first asking congress to declare war?

After world war 1 immigration was based on