The yalta conference was held in February of 1945 to discuss

The Yalta Conference was the important conference in which the leaders of the Big Three, which were the 3 Allied Powers of WWII, met in February 1945 to discuss plans for the end of World War II and the future of the world.

the answer to fill in the blank in this question would be the word resource, it is defined as the money, material or people (since human resource is a very valuable good) that a company or a person has at disposition (meaning they can use the resource as they see fit), to be able to complete a task or achieve a goal.  

- a government ruled by the people, or assembly. officials monarchy - a single ruler like a king. over time some city-states, like athens would change governments. what this means is that all the citizens voted on all the laws.