Question

URGENT I need to get my grade up just give me a sentence for the last question and I will put that into my own words.

Answer 1

At Yalta Stalin agreed to soviet participation in the united nations and the Atlantic charter was used as a way to provide a broad statement of u.s and British war aims.

Step-by-step explanation:

TLDR-

Yalta = Stalin joining united nations

The Atlantic charter was used to say what the u.s and British were doing during the war.