The United States strongly condemns today's barbaric attack at a cultural and social center in Kabul, Afghanistan, and offers its deepest condolences to the victims and their families. The United States stands firmly with the government and people of Afghanistan and will work closely with the National Unity Government to bring the perpetrators of this heinous attack to justice. The enemies of Afghanistan will not succeed in their attempts to destroy the country and divide the Afghan people, who are resilient and committed to establishing peace and stability.
Donald J. Trump (1st Term), Statement by the Press Secretary on the Attack in Kabul Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/331971