Contemporary rulers are leaders who govern nations or regions in the modern world. They can be presidents, prime ministers, monarchs, or other forms of leadership. These rulers often face challenges such as economic issues, social movements, and international relations, which influence their decision-making and policies. Many contemporary rulers operate within democratic systems, where they are elected by the people, while others lead in authoritarian regimes, where power is concentrated in a single leader or party. Examples of contemporary rulers include Joe Biden, the president of the United States, and Xi Jinping, the general secretary of the Communist Party of China.