1) The Black Lives Matter movement, which gained prominence in 2013, advocates for racial justice and equality, addressing systemic racism and police violence against Black individuals.

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

3) The sport of golf originated in Scotland and is played on courses with 18 holes, each with a designated par score.

4) The Earth's core is primarily composed of iron and nickel and is as hot as the surface of the sun.