Newly elected The Scottish National Party wins a massive bulk of the seats in Scotland with the Scottish Labour Party losing a very large number of seats.
Voters in the United Kingdom go to the polls for a general election with the Conservative Party winning a narrow majority in the House of Commons after the election.
United States Court of Appeals for the Second Circuit A three-judge panel of the U.S. Second Circuit Court of Appeals rules that the National Security Agency's mass surveillance of telephones metadata is illegal under the Patriot Act.
United States Senate The United States Senate passes a bill giving the Congress a voice in any nuclear deal negotiated between Iran and world powers.
Royal Navy The Royal Navy's HMS Bulwark rescues 110 migrants from a dinghy off the coast of Libya, the first for a British ship during 2015.
Italian Navy The wreck of the migrant boat which sank in April 2015 with 700 people on board is located by the Italian Navy 136km off the Libyan coast at a depth of 375m.
Rome Scores of flights are cancelled after a fire devastates part of terminal three at Rome's Fiumicino Airport. The fire was triggered by an electrical fault.
Madagascar Archaeologists in Madagascar announce the partial discovery of Captain Kidd's treasure. A silver ingot was found in a wreck off the coast of Île Sainte-Marie.
Islamic State of Iraq and the Levant The Pentagon raises security at its US military bases due to a growing jihadist threat in the United States and a recent shooting in Garland, Texas.