1) The Hubble Space Telescope, launched in 1990, has provided breathtaking images of distant galaxies and deep space.

2) The construction of the Great Wall of China began in the 7th century BC and was completed over several centuries, spanning thousands of miles.

3) The national animal of Canada is the beaver.

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.