<span>I think the answer is Frederick the Great. </span>
The correct option is: "United States and Britain"
The Atlantic Charter is a joint declaration signed on August 14, 1941, aboard the USS Augusta, "while sailing somewhere in the Atlantic." The Atlantic Conference was held from August 9 to 12, 1941. President Franklin Delano Roosevelt spoke on behalf of the United States and Winston Churchill on behalf of Great Britain.
