The best answer would be:
The lack of natural resources
<span>Resources in their country was not a problem in the process of gaining independence, Europe had confidence that they would proper independently. Because of their innovative resources and how they are able to use it. </span>
Like an amount of time that they serve
League failed in its main object of maintaining peace in the world . Inspite of its efforts for two decades , the whole world was involved in a war in 1939. By that time , the machinery of the League Of Nations had completely broken down. The failure of League Of Nations can be attributed to many causes.
He kept four divisions of soldiers in reserve and refused to use them to attack Lee's army. McClellan was convinced that Lee was massing reserves for a counterattack, but these preserves did not exist. McClellan is a hesitant, timid, and doubtful. The fundamental problem, then was not the plan, but the planner.