MILAN (Reuters) – An appeals court on Friday acquitted all 13 defendants, as well as Deutsche Bank and Nomura, over derivative deals that prosecutors alleged helped Monte dei Paschi di Siena hide losses in one of Italy’s biggest financial scandals. Here is a timeline of key events in the recent history of Monte dei Paschi (MPS), whose origins can be traced back to the 15th century. NOVEMBER 2007 – MPS buys Antonveneta from Santander for 9 billion euros in cash, just months after the Spanish bank paid 6.6 billion euros for the Italian regional lender. JANUARY 2008 – MPS announces a 5 billion eu…