The U.S. Half Dollar coin has been around since 1794, when it was first minted. It was originally made of silver, but since 1971 it has been made of copper-nickel. The Half Dollar is the largest coin in circulation in the United States, and it is still used today. The Half Dollar has a long and interesting history. It was first minted in 1794, and it was originally made of silver. The design of the coin has changed over the years, but the most popular design is the Liberty Head Half Dollar, which was minted from 1839 to 1908. The design features Lady Liberty on the front, and an eagle on the back. The Half Dollar is still in circulation today, and it is still used for everyday transactions. It is also popular with collectors, and some rare Half Dollars can be worth a lot of money. The most valuable Half Dollar is the 1804 Draped Bust Half Dollar, which can be worth up to $2 million. The Half Dollar is an interesting and valuable coin. It has a long and interesting history, and it is still used today. If you are interested in collecting coins, the Half Dollar is a great place to start.