Chinese leader Xi Jinping just concluded a three-day visit with Russian President Vladimir Putin, a warm affair in which the two men praised each other and spoke of a profound friendship. It’s a high point in a complicated, centuries-long relationship during which the two countries have been both allies and enemies.
Chinese and Russian states have loomed large in each other’s foreign affairs since the 17th century, when two empires created a border with a treaty written in Latin.
