As with many wars around the world, the current war between Azerbaijan and Armenia is a war between militaries armed and trained by the United States. And in the view of some experts, the level of weapons purchased by Azerbaijan is a key cause of the war. Before anybody proposes shipping more weapons to Armenia as the ideal solution, there is another possibility.
Of course, Azerbaijan has an extremely oppressive government, so the arming of that government by the U.S. government has to be explained