Rowley added, "Now we worry about everything from fairly simple attacks with knives, or using vehicles, all the way through to the more complex firearms attacks".
"In July this year we did a massive exercise in London for exactly this type of scenario – a multiplicity of firearms attacks," he said.
A mock terrorist firearms attack was staged in the capital to test the response to a Tunisian-style mass shooting.
Simon Chesterman, the National Police Chiefs' lead for firearms, said numbers of specialist officers across the UK have been modelled on risk assessments that included the threat of a "marauding terrorist firearms attack".
An Ohio man accused of plotting with an Indiana teenager on MySpace to carry out a firearms attack at the boy's high school was sentenced to 10 years in prison.
A mob led by militiamen brandishing automatic rifles and homemade firearms attacked a United Nations refugee office in West Timor today, killing three staff members, including a person from Puerto Rico, and possibly another aid worker.
London went on high alert for what the British security services call an M.T.F.A. — a marauding-terrorist firearms attack — of the type carried out in Paris in November, 2015.
In June, when a 15-year-old boy armed with a rifle killed a student at a school in Oregon, injured a teacher and then apparently shot himself in a bathroom, it became the 31st firearms attack at an American school in 2014.
The raid occurred in the early hours of Tuesday morning, when a group of militants, using hand grenades and firearms, attacked the complex, which according to a statement by Kenya Red Cross, was occupied by quarry workers and local construction workers.
Homemade guns produced by local gunsmiths in the West Bank are driving an increase in the use of firearms in attacks by Palestinians on Israelis.
