When did Pepsi start?

Extract from the PepsiCo history website.

PepsiCo, Inc. is founded by Donald M. Kendall, President and Chief Executive Officer of Pepsi-Cola and Herman W. Lay, Chairman and Chief Executive Officer of Frito-Lay, through the merger of the two companies. Pepsi-Cola was created in the late 1890s by Caleb Bradham, a New Bern, N.C. pharmacist. Frito-Lay, Inc. was formed by the 1961 merger of the Frito Company, founded by Elmer Doolin in 1932, and the H. W. Lay Company, founded by Herman W.Lay, also in 1932.