What event helped lead to international support of a Jewish homeland

Zionism

Explanation:

Zionism is a religious and political effort that brought thousands of jews from around the world back to their ancient homeland in the middle east and reestablished Israel

a

explanation:

powers  are  denied  to the  national governmentin three distinct ways: some  powers, such as the  power  to levy duties on exports or prohibit the freedom of religion, speech, press, or assembly, are expressly  denied  to the  national government  in the  constitution.