Warsaw police said participants in a nationalist `` Independence March '' set alight a guard station at the embassy and tried to storm its gates . Poland expresses anger after rioters attack Russian Embassy in Warsaw . Police say participants in an Independence Day march set a telephone booth on fire . Russian media say protesters threw fireworks at Polish Embassy in apparent anger . Poland declared independence on November 11 , 1918 , at the end of World War I .
Poland expresses anger after rioters attack Russian Embassy in Warsaw . Police say participants in an Independence Day march set a telephone booth on fire . Russian media say protesters threw fireworks at Polish Embassy in apparent anger . Poland declared independence on November 11 , 1918 , at the end of World War I .