"against Cologne" . "Bombing" . "in large part destroyed" . "Anglo-American bombing" . "unlike Cologne" . . "first 1,000-bomber raid" . "destroyed in World War II" . "Bombing of Cologne in World War II" . "actual attack" . . . "bombing raids" . . . "Allied bombing of Cologne during World War II" . . "Operation Milliennium" . "Allied bombing during World War II" . "Operation Millennium" . "Cologne" . "bombing of Cologne in World War II" . "1944 bombing raid" . "bombing of Cologne" . "1,000 bomber raid" . "first 1000 bomber Cologne raid" . "thousand bomber raids" . "\\\"The Thousand Bomber Raid\\\"" . "Cologne in May" . "heavily bombed" . "1,000-bomber raid on Cologne" . . "thousand-bomber raid to Cologne" . . . "United Kingdom" . . . "first 1,000 bomber raid" . "devastating raid by 1,000 bombers on Cologne" . "\\\"Operation Millennium\\\" against Cologne" . "bombings of Cologne" . "first thousand bomber raid on Cologne" . "first \\\"Thousand Bomber\\\" raid on Cologne, Germany" . "Bombing of Cologne in World War II" . "1,000-bomber raids against Cologne" . . "the city" . "K\u00F6ln" . "aerial bombs" . . "Operation Millenium" . "90-minute attack on Cologne" . "1,000-bomber raid" . . "bombed Cologne" . . "the \\\"thousand-bomber\\\" raid on the city" . "\\\"thousand bomber raid\\\"" . "raid on Cologne" . . "Germany" . "\\\"Thousand Bomber\\\" raid" . "Cologne bombing campaign" . . . . "bombing" . "1,000-bomber raid against Cologne" . "Bombing of Cologne" . "Raid on Cologne" . . . "Allied air raid" . "thousand-bomber raid" . "the bombing of Cologne" . "First 1,000 bomber raid" . "Bombing of Cologne in WW II" . "on Cologne" . "bombing raid on Cologne" . "destroyed by bombs" . "thousand-bomber raids" . "bombed" . "bombing in 1943" .