on the afternoon of 3 march 1933 thälmann was arrested together with his personal secretary at the home of hans and martha kluczynski in berlin-charlottenburg (lutzow street 9, today alt-lietzow 11). the arrest was undertaken by eight officers of police station 121. this was preceded by a denunciation by hermann hilliges, garden neighbor of the kluczynskis in gatow. in the preceding days, at least four other people had also passed on their knowledge of the connection kluczynski-thälmann to the police. thälmann had used the accommodation in lutzow street for several years occasionally, and then again in january 1933.