Following the unification of West Germany, a communist military alliance was formed by a pact named for this city.
One uprising in this city was the last major action of Operation Tempest. Some of this city's inhabitants committed suicide after tear gas was thrown into the Mila 18 bunker. Jurgen Stroop liquidated one neighborhood in this city before the Grossaktion deported many of its Jews to Treblinka. While visiting the site of a 1944 anti-Nazi uprising, Willy Brandt knelt in the middle of this city's ghetto. Following the unification of West Germany, a communist military alliance was formed by a pact named for this city. For 10 points, name this capital city of Poland.
One uprising in this city was the last major action of Operation Tempest.
Warsawa