1) The world's first paper money was created in China over 1,000 years ago.

2) The ongoing conflict in Syria, which began in 2011, has resulted in a humanitarian crisis, displacement of millions of people, and international efforts to bring about a resolution and provide aid to those affected.

3) The Mariana Trench in the western Pacific Ocean is the deepest part of the world's oceans, reaching a depth of approximately 36,070 feet (10,994 meters).

4) Banks provide various financial products, including savings accounts, checking accounts, credit cards, mortgages, and investment services.