The attempted hack came the same week a British newspaper reported Russian hackers had traded officials' passwords online.
British Prime Minister Theresa May has proposed letting EU citizens stay in the U.K. after Brexit — if they meet certain requirements.
Like the State of the Union address in the U.S., the queen's speech usually outlines the ruling party's goals and proposals for the next year.
The U.K.'s Conservative Party is depending on votes from a small North Ireland party to form a government — but negotiations aren't going well.
The shape of the current government isn't solid enough yet to be set in stone — or even archival paper.
No one party has a majority in Parliament after the U.K.'s snap elections.
A recent YouGov poll showed the Conservative party may lose seats in the snap election on June 8.
The next election was originally scheduled for 2020.
Authorities can't see what was sent because WhatsApp encrypts all messages to ensure users' privacy.
Police have revised the death toll for the attack near U.K.'s Parliament from five to four, including the attacker.
London's Metropolitan Police Service said they are treating this incident as a terrorist attack until investigators know otherwise.
House of Commons Speaker John Bercow decried President Trump's immigration ban and said he was against the president addressing parliament.