What political parties have been aroung the longest?

The longest-standing political parties include the Democratic Party and the Republican Party in the United States. The Democratic Party traces its roots back to the early 19th century, with its formal establishment in 1828. The Republican Party was founded in 1854, making it one of the oldest political parties in the U.S. In other countries, parties like the Conservative Party in the UK and the Liberal Democratic Party in Japan also have long histories, dating back to the 19th century.