Stade de France Attack Attempt (Paris, 2015)

This attempted attack was averted by security guards who, during pat-downs, felt the suicide vest of one bomber and physically blocked him from entering the Stade de France, preventing a massacre among 80,000 spectators. Their actions represent the single most effective on-site security intervention against terrorism in a European stadium since 2000. This success stands in stark contrast to the failure of perimeter security at the 2015 Bataclan theater attacks, where no similar checks occurred. Investigations later confirmed that the bombers carried TATP explosives capable of causing structural collapse, yet the guards’ refusal to admit the individual meant only three fatalities occurred outside the stadium—none inside. This incident remains a benchmark for proactive security screening at major sporting events.