KIEV, April 10 – The police on Monday morning tightened security at the central office of the Sberbank subsidiary in Kiev on Volodymyrska Street, where activists of the radical party National Corps have begun an indefinite protest.

An hour after the protest began, two buses carrying police officers in full equipment arrived at the office of the bank, and the number of National Guard troops increased to 40, they have lined up along the office of the bank.