Category:Attacks in 2021 20162017201820192020202120222023202420252026 1970s1980s1990s2000s2010s2020s2030s2040s2050s2060s2070s Subcategories This category has the following 13 subcategories, out of 13 total. A Attacks in Africa in 2021 (3 C, 8 P) 2021 airstrikes (18 P) Arson in 2021 (30 P) Attacks in Asia in 2021 (10 C, 5 P)B Attacks on buildings and structures in 2021 (5 C, 50 P)E Attacks in Europe in 2021 (5 C, 3 P)M 2021 mass shootings (5 C)N Attacks in North America in 2021 (4 C)S Attacks in South America in 2021 (1 C, 1 P) Stabbing attacks in 2021 (24 P)T Terrorist incidents in 2021 (9 C)U Attacks in the United Kingdom in 2021 (1 C, 3 P) Attacks in the United States in 2021 (2 C, 12 P)
