17 Jul 2009 – Indonesia: Near-simultaneous bombing of JW Marriott and Ritz-Carlton hotels in Jakarta kill nine and wound more than 50; Noordin Mat Top and Jemaah Islamiya strongly suspected.
17 Jul 2002 – Greece: Police arrest Alexandros Giotpoulos leader and founder of 17 November.
18 Jul 1961 – Spain: The date of Basque Homeland and Freedom (ETA) first attack which attempted to derail trains conveying Franco supporters to celebrations in San Sabastian, Spain.
21 Nov 2005 – United Kingdom: No injuries reported as another four bombs explode in London transportation system two weeks after similar attacks.
22 Jul 2011 – Norway: Anders Behring Breivik in Oslo, Norway, killed 77 people in bombing and shooting attacks during two separate attacks. He described himself as (commander) of a single organisation of the reformed Knights Templar.
28 Jul 2004 – Iraq: Al-Zarqawi group bombings in Ba’qubah kill 70 and injure 56.
31 Jul 1959 – Spain: Euskadi Ta Askatasuna (Basque Homeland and Freedom (ETA)) was formed.
31 Jul 2006 – Germany: Two suitcases containing explosives were placed on a German train in response to the Jyllands Posten publishing of Islamic cartoons on the 30 Sep 05. The explosives failed to detonate