Investment (and NO stock has a guaranteed return).
He created many advanced war weapons and artillery along with promoting public education to be funded by the government.
Basically, Soviet Union imposed lack of freedom and self-determination on the people's of Eastern Europe. The governments chosen by people before the war were abandoned in favour of puppet governments which often took bad politically determined decisions, such as rejecting Marshall's plan.
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Answer:
Living conditions and working conditions in large industrial cities were typically dirty, overpopulated and unsanitary usually spread due to poor sanitation which caused various life threatening diseases