1) The political system of the People's Republic of China is based on the Communist Party's leadership, with the General Secretary holding significant authority and influence over the country's policies and governance.

2) A single bolt of lightning can heat the surrounding air to temperatures five times hotter than the surface of the sun.

3) The world's largest volcano, Mauna Loa in Hawaii, is also one of the most active.

4) The FIFA Women's World Cup has been held since 1991 and showcases the best women's national soccer teams from around the globe.