Markets rally on surprise election triumph for Conservatives

By Patrick Graham and Sudip Kar-Gupta LONDON (Reuters) - Britain's pound, shares and bonds rallied on Friday after Prime Minister David Cameron's Conservative Party won a shock election victory, removing immediate political uncertainty for investors who had expected a hung parliament. The main FTSE 100 stock index surged towards last month's record high, while sterling chalked up its biggest gain against the euro in years and government borrowing costs fell. Cameron has pledged to