Prosecutors say that as news of the crime spread, the two men exchanged messages relishing the outrage and sadness they caused. The tree in northern England was believed to be about 200 years old.
President Trump has repeatedly described the U.S.-Canada border as an "artificially drawn line." But experts say just because it was man-made doesn't mean it's not legitimate.
Celebrations included a massive military parade in Moscow's Red Square, where Russian President Vladimir Putin hosted several foreign leaders, including the presidents of China and Brazil.