Five people from Argentina were among the victims when a rental truck was driven into pedestrians in New York City.
Donald Trump has ordered security services to step up vetting procedures after eight people died and at least 11 were injured in the deadliest terror attack to hit New York since 9/11.
The rented Home Depot truck was driven onto West Street in lower Manhattan around 3pm local time (7pm GMT).
The suspected driver – who has been identified by officials as Uzbekistan national Sayfullo Saipov – was shot by the NYPD after he jumped out of the vehicle with two guns, which were later revealed to be fake.
He was taken to hospital and now remains in police custody. Saipov also has been reported to have shouted “Allahu Akbar.”
Argentina’s Foreign Ministry has confirmed the deaths of Diego Enrique Angelini, Alejandro Damian Pagnucco, Ariel Erlij, Hernan Diego Mendoza and Hernan Ferruchi.
The group had been in the American city to celebrate three decades since their graduation from Polytechnic College in Argentina.
The mayor of New York, Bill de Blasio, condemned the incident as a “cowardly act of terror” which targeted locals going about their business.
Meanwhile, Donald Trump praised the actions of the first responders to the scene, in addition to asking the Department of Homeland Security to be vigilant with vetting procedure.