I guess the best answer is the first one
<span>First US visit by a sitting president to China since it becoming a Communist country.
This represented a thawing in Cold War thinking that created two separate spheres in the world. Nixon began US efforts to improve relations between the US and China. He also believed it was time for the US to begin policies reducing nuclear weapons development and create trade agreements with countries cut off by the Cold War. </span>
Answer:
To defend each other against attacks by responding with force.
Explanation:
The main reason many western european nations joined nato in 1949 is To defend each other against attacks by responding with force and it states that a military attack to any of its members is an attack to all members.
The conversation between Western nations arrived at a conclusion on April 4, 1949. This involves the foreign minister of 12 countries in North America and Western Europe coming together in Washington DC to sign and endorsed the North Atlantic Treaty.
Nato (North Atlantic Treaty Organization) original members includes France, Belgium, Britain, Canada, Denmark, Iceland, Luxembourg, the Netherlands, Norway, Portugal, Italy and the United States.
Answer: Marriages between Germans and Jews were prohibited.