1) The highest-grossing film of all time is "Avengers: Endgame," which has earned over $2.79 billion at the global box office.

2) The role of the judiciary is to interpret laws, resolve disputes, and ensure justice in accordance with legal principles and the constitution. It serves as a check on the executive and legislative branches of government.

3) The Sahara Desert, located in North Africa, is the largest hot desert in the world, covering an area of about 9.2 million square kilometers (3.6 million square miles). It is characterized by vast stretches of sand dunes, rocky plateaus, and extreme temperatures.

4) The ongoing discussions and negotiations surrounding trade agreements, such as the United States-Mexico-Canada Agreement (USMCA) and the Regional Comprehensive Economic Partnership (RCEP), aim to strengthen economic cooperation and address trade-related challenges.