Citigroup was formed on October 9, 1998, following the $140 billion merger of Citicorp and Travelers Group to create the world's largest financial services organization.[6] The history of the company is, thus, divided into the workings of several firms that over time amalgamated into Citicorp, a multinational banking corporation operating in more than 100 countries; or Travelers Group, whose businesses covered credit services, consumer finance, brokerage, and insurance. As such, the company history dates back to the founding of: the City Bank of New York (later Citibank) in 1812; Bank Handlowy in 1870; Smith Barney in 1873, Banamex in 1884; Salomon Brothers in 1910.