Answer:
offered economic aid to help nations resist communism.
Step-by-step explanation:
The Truman doctrine was established by Harry Truman in the United States to provide democratic countries under the menacing from both external and internal tyrannical groups with a political, military and economic backing.
Eisenhower Doctrine was a doctrine established by Dwight Eisenhower because of the circumstances that occurred in the Middle East. The doctrine says that a country in the Middle East can request for support from the United States army against clear armed invasion from any external tyrannical groups.
The Truman Doctrine and the Eisenhower Doctrine were similar because they both offered economic aid to help nations resist communism.