The United Nations, because after World War ll the allies created the United Nations to keep international cooperation and diplomacy in an attempt to prevent a third world war
The revolution in Russia is the one among the following choices that was one cause of the outbreak of Red scare.
The answer is the second option, pyramids, because if you look at some of the most famous Mayan and Egyptian architectual works, you will see that they both have pyramids, they both might look different, but are used by both.
