The challenge is that Duterte is an extremely anti-American president who could try to eliminate the MDT as a whole in favor of greater autonomy and better relations with China and Russia. But success would say a lot about the permanence of the alliance despite the whims of an autocratic president. The main effect of the agreement is to require the U.S. government to inform philippine authorities when it becomes aware of the arrest, arrest, or detention of Filipino personnel visiting the U.S. and, at the request of the Philippine government, to request the relevant authorities to relinquish jurisdiction in favor of the Philippines, except in cases of particular interest to the United States. . . .