How were the effects of the Cold War on Guatemala and Nicaragua similar?

The Cold War led to the deployment of nuclear weapons in both nations.

The Cold War led to the creation of stable, democratic governments in both nations.

The Cold War led to the establishment of long-lasting communist-allied governments.

The Cold War led to political instability and violence in both nations for decades.

The last option is correct - the effects of the Cold War on Guatemala and Nicaragua were similar in that they both experienced political instability and violence for decades as a result of Cold War interventions and conflicts. The United States, Soviet Union, and other global powers played a significant role in shaping the political landscape of both countries, leading to civil wars, coups, human rights abuses, and economic turmoil. Guatemala and Nicaragua both faced the consequences of being key battlegrounds in the broader Cold War conflict, resulting in long-lasting social and political impacts on their societies.