German nationals from the Kiautschou Bay concession were also transferred to the camp after the concession was captured by the Entente in November 1914. The internees were allowed to celebrate Christmas, and a masked ball was held for New Year's Eve. On January 27, Emperor Wilhelm II's birthday was celebrated by the internees in secrecy. On the next day, food rationings were cut short after London learned of the treatment of British soldiers in German camps. The prisoners complained they were treated like coolies, and Germany complained about the conditions of the camp to the United States, who sent Consulate General George E. Anderson in February 1915 to inspect the camp. Following an escorted inspection, he found the camp to be satisfactory. On 17 February 1915, when five internees were given tools to build an earthen stage for a theatre hut. With the tools, they dug a 180 feet tunnel and attempted to escaped. One internee was shot by a sentry and captured, and another was found in the hills of New Territories. The remaining three were caught attempting to cross into China near Sai Kung. In another subsequent incident on May 21, 1915, an internee attempted to escape when he was allowed to go to the toilet during a visit to the dentist. He was caught in the same night. Typhoons continued to be a threat. In one occasion, on October 30, 1915, the internees had to be temporarily evacuated to the Gun Club Hill Barracks.