American access to the Panama Canal, one of several new directives outlined in what amounts to a major overhaul of US strategic priorities, according to a new memo that was sent to senior leaders and reviewed by CNN.

Potential plans range from partnering more closely with Panamanian security forces to a less likely option of U.S. troops seizing the canal by force, U.S. officials told NBC News.

The White House has instructed the U.S. military to draft options for increasing the American troop presence in Panama