Which actions by Truman demonstrated that his policies were harsher than Roosevelt's?

'Get tough' policy against Russia and stop spread of communism.

Explanation:

'Get tough' policy against Russia and stop spread of communism are the actions taken by Truman which demonstrated that his policies were harsher than Roosevelt's policies. Truman said that to contain the spread of communism around the world, the United States of America will use  economy and militarily so these actions tell us that Truman policies were harsher than Roosevelt's.