The beginning of the construction of the Berlin Wall was laid in August 1961. By the GDR troops were tied to the conditionally dividing line, following the order to enclose the border with barbed wire to close sections of the border. Such an act of the military could not but cause a surprise on the part of the locals. Who gathered the next morning and for a long time flatly refused to disperse. The resulting unrest rapidly turned into a raging rally, which had to be suppressed with a water cannon.