Mustard (condiment) mixed with horseradish and dried for storage, which were then exported to London and other parts of the country, and are even mentioned in William Shakespeare's play "King Henry the Fourth, Part II". The use of mustard as a hot dog condiment is said to have been first seen in the US at the 1904 St. Louis World's Fair, when the bright-yellow French's mustard was introduced by the R.T. French Company. Mustard is most often used at the table as a condiment on cold meats.It is also used as an ingredient in mayonnaise, vinaigrette, marinades, and barbecue sauce. It is
History of St. Louis in charge of St. Louis throughout the time of French ownership. Shortly afterward, a team of American negotiators purchased Louisiana, including St. Louis. On March 8 or 9, 1804, the flag of Spain was lowered at the government buildings in St. Louis and, according to local tradition, the flag of France was raised. On March 10, 1804, the French flag was replaced by that of the United States. Initially, the governor of the Indiana Territory governed the Louisiana District (which included St. Louis), and the district's organizational law forbade the foreign slave trade and reduced the influence of St. Louis