The First Crusade was the only crusade that managed to achieve its goal of recapturing Jerusalem.
Publication of this telegram in United States newspapers helped to "(2) convince the American public to support <span>entrance into World War I" since many US ships were sunk. </span>
I believe the answer is: It was located on peninsula between Europe and Asia and lied on the cross of trade routes
This location gave constantinople a strategic location to control the trades between European traders and Asian traders. They could obtain a lot of profit by either taxing the trades that pass through their territory, or monopolizing a certain type of product themselves.
The answer is D, they just wanted to expand westward