The phrase "a terrorist onslaught in" is correct and usable in written English.
It can be used in contexts discussing violent attacks or aggressive actions carried out by terrorists in a specific location or situation.
Example: "The news reported a terrorist onslaught in the city, leaving many citizens in fear for their safety."
Alternatives: "a terrorist attack in" or "a terrorist assault in".
"We are being subjected to a terrorist onslaught that is simply unfamiliar to the United States, and to pass judgment on us in such a one-sided manner is wrong," Shaked told Army Radio.
That came to naught when a terrorist onslaught on the city of Mumbai was carried out by Pakistanis with, the evidence suggests, the help of Pakistan's spy service.In his 2009 book, "Deadly Embrace", Bruce Riedel, a former CIA analyst long at the centre of American decision-making about South Asia, told the unhappy story of America's relations with Pakistan.
After three-and-a-half years enduring a strategic terrorist onslaught that has seen Palestinian suicide bombers kill innocents in almost every city, Israelis are desperate for liberation from the constant fear of being blown to pieces.
In his weekly televised address, Mr Maliki called on "all political forces to reconcile" in the face of a "fierce terrorist onslaught".
Initial fears that the incident marked the a fresh terrorist onslaught on the American mainland two months after the attacks on the World Trade Centre and the Pentagon saw stocks heavily marked down in early trading.
However, in his weekly speech broadcast on pro-government TV, the prime minister said Iraq is facing a "fierce terrorist onslaught".
The government in Kabul described the attack as "unjustifiable".India and Pakistan held their first formal meeting since the terrorist onslaught on Mumbai in November 2008.
Unlike the highly co-ordinated terrorist onslaught on August 17th, in which some 500 tiny bombs were detonated within the space of about an hour in 63 of Bangladesh's 64 districts, the recent attacks were designed to inflict the maximum possible casualties.
This was the worst terrorist onslaught since a series of co-ordinated bombings in 1993, which killed more than 250 people.
An international terrorist onslaught needs an international response.
