Why did President Reagan help the Contras?

The effort to support the contras was one component of the Reagan Doctrine, which called for providing military support to movements opposing Soviet-supported, communist governments. By December 1981, however, the United States had already begun to support armed opponents of the Sandinista government.

Explanation:

the Reagan Doctrine, which called for providing military support to movements opposing Soviet-supported, communist governments.

this forms a narrow, steep sided inlet (sometimes deeper than 1300 metres) connected to the sea. the terminal moraine pushed down the valley by the glacier is left underwater at the fjord’s entrance, causing the water at the neck of the fjord to be shallower than the main body of the fjord behind it.