1) The recent social and political movements advocating for LGBTQ+ rights have resulted in significant advancements, including the legalization of same-sex marriage in many countries and increased visibility and acceptance of LGBTQ+ individuals.

2) The United States operates under a two-party system, with the Democratic Party and the Republican Party being the two major political parties that compete in elections and shape the country's political landscape.

3) The Atlantic Ocean is the second-largest ocean and is known for its strong ocean currents, including the Gulf Stream.

4) The ancient city of Pompeii was preserved under layers of volcanic ash after the eruption of Mount Vesuvius in 79 AD, providing valuable insights into Roman life.