the were several reasons for USSR decline.
1. the Economic Breakdown. USSR could not manage the economy well it put a lot of burden on its slow growing economy. their expenditure were more then their revenues. it was in proxy wars in various regions which proved costly to it.
2. Arms and Nuclear Race. USSR was in competition with USA in arms and nuclear race which was very expensive at that time with not developed technology. it burdened the economy more. it was not a success at first, many attempts were made to get success
3. Ideology. USSR's Ideology was the other reason for its decline. because their policies were very rigid and harsh. the decisions were carried out single highhandedly supreme leader. ideology (Communism) was very harsh and repressive.
4. harsh control and brutal policies lead to weak control of the other States so in DEC,1991 Soviet Union disintegrated into 15 countries.
The best option regarding the lives of the native peoples under the encomienda system would be that "<span>b. They were very poor, forced to work the land or in the mines, and died from beatings, hunger, and disease," since this was a major system of colonial exploitation. </span>
Roosevelt did not mention Germany and the war in Europe in his speech because his main aim was to make sure that America stayed out of the war. He did not want the American people to become involved in foreign wars. What he did do, however, is provide weapons to the Allies to help them fight the war. It would seem that by providing the Allies with weapons he was hoping that the citizens of the USA would never become involved in the war.