Reactions to the Manchester Arena bombing

Greece expressed its condolences on Wednesday over the helicopter crash in a residential area near the capital of Kyiv that killed Ukraine's interior minister and about a dozen other people, including a child on the ground.

Turkey has extended condolences over June 24's deadly building collapse in the U.S. state of Florida.

"We have received with sorrow that there were dead and injured due to the collapse of a 12-story building on June 24, 2021, in Florida, U.S., and that many people were left under the rubble," the Turkish Foreign Ministry said in a statement on June 26.

Current and former world leaders joined a chorus of condolences from around the world following the death of Prince Philip on April 9 at the age of 99.

Here are some reactions:

British Prime Minister Boris Johnson hailed Philip's "extraordinary life", sending his condolences to Queen Elizabeth after her husband's death was announced.

Turkish cabinet members, political party representatives, and presidential officials offered their condolences late on April 7 to the families of soldiers who were killed in the Operation Olive Branch zone in northern Syria by the PKK terrorist organization.

Greece's Foreign Ministry on Thursday condemned the twin suicide bombings in the centre of Baghdad on January 21, expressing the country's full solidarity with the people of Iraq.

Greece's foreign ministry expressed its condolences over the deadly bus crash in North Macedonia on Wednesday night that killed 14 people and injured dozens more.

"Deeply saddened by tragic road accident on the Skopje-Tetovo highway. Our thoughts go out to the victims' families and loved ones," the ministry said in a tweet.

European Council President Donald Tusk expressed his condolences to the people of Greece after wildfires claimed at least 80 lives.

"I'm very saddened by the tragic forest fires in Greece," Tusk said in a tweet posted on the account of the European Council.

"Europe will stand by our Greek friends in these difficult times. Help is on its way from several EU countries."

Turkey's Foreign Minister on July 8 extended condolences to the families of the victims of the floods and landslides in Japan's west and condemned a deadly attack in Tunisia's west.