European markets have broken their winning streak and were down in early afternoon trading. In London, the FTSE 100 was recently down 0.54% at 6,541.88.

In the never-ending political drama in the U.K. since the country voted to leave the European Union, one of the most prominent figures in the "leave" campaign, Nigel Farage, today resigned as leader of the U.K. Independence Party. He said that he never wanted to be a career politician and had achieved his goal of succeeding with a vote to exit the EU.

Post-Brexit malaise in the U.K. real estate and construction sectors increased on Monday after a closely watched gauge of sentiment dramatically worsened

Markit's construction sector PMI fell to 46 in June from 51.2. The June reading marked a seven-year low and was much worse than the expected outcome of about 50.5. Readings under 50 signal economic contraction and the June data marked the first time the index had fallen below that mark since April 2013. Most of the responses to the Markit survey were culled before the referendum.

Real estate companies and home builders led the decliners on the FTSE 100 after the survey, with developers British Land (BTLCY) , Land Securities (LSGOF) and Hammerson (HMSNF) and home builders Berkeley Group Holdings, Barratt Developments (BTDPY) , Taylor Wimpey (TWODF) and Persimmon (PSMMY) each down well over 5%.

Gulf Keystone (GFKSY) meanwhile fell 14%  after it said it defaulted on a $26 million April debt payment. It is continuing restructuring talks with its lenders. The company is due to make a $26 million payment in October of this year. Payments surge to $250 million in April 2017 and $325 million in October 2017.

Royal Bank of Scotland (RBS) could face a two-year delay in its reprivatization plans after its shares fell dramatically after the Brexit vote, CEO Ross McEwan told a London radio station today. He said, "This will be a setback, let's be honest. I think at least a couple of years it will be pushed back." The government owns 73% of the bank.

Shares in the bank are down 1.5% today, and have lost 33% since the day before the referendum.

Barclays (BCS) shares were recently trading 1.4% down after three former traders were today found guilty of manipulating Libor - the global benchmark interest rate.

Shareholders in the London Stock Exchange (LNSTY) approved the merger with Deutsche Boerse today, even though questions linger around the merger. An overwhelming majority voted in favor of creating a pan-European exchange. It now falls in the hands of Deutsche Boerse shareholders and German regulators to approve the deal. Sources say that German regulators are taking a hard line due to the outcome of June's referendum.

Shares in Deutsche Boerse were recently down 0.4% and London Stock Exchange was down 1.8%.

In Milan lender Monte dei Paschi di Siena (BMDPF) was down almost 9% after the bank said the European Central Bank had ordered it to cut its bad loans.

In Frankfurt, the Dax was down 0.46% at 9,729.83 and the Cac 40 was recently at 4,244.98, 0.66% lower.