When to seek medical advice. Foot swelling or leg swelling. Find possible causes of foot swelling or leg swelling based on specific factors. Check one or more factors on this page that apply to your symptom. Mayo Clinic does not endorse companies or products. Advertising revenue supports our not-for-profit mission.
Sponsored Topics. Union is a city in and the county seat of Franklin County, Missouri, United States. The population was 7,757 at the 2000 census. It is located on the Bourbeuse River. The city was founded in 1827 and is named after the ideal of political unity.
Union County (1842) A southern Piedmont county, Union was formed by the General Assembly in 1842, and its name resulted from a compromise between North Carolina Democrats and Whigs. With the long contention that President Andrew Jackson was born in the area, Democrats wanted Jackson as the countyâs name.