Labour Party leader Jacinda Ardern is set to become New Zealand's next prime minister, nearly a month after the nation went to the polls.
The Democratic Unionist Party has enough seats in the U.K. Parliament to help Prime Minister Theresa May keep her job.
A recent YouGov poll showed the Conservative party may lose seats in the snap election on June 8.
Labour leader Jeremy Corbyn is on the hot seat following the U.K.'s vote to leave the European Union. His party voted it had no confidence in him.
Cox was reportedly meeting with supporters in England. That's when news outlets report witnesses heard a man shout "Britain First" before attacking.
A spokesman for the British singer said Adele hasn't given anyone permission to use her music for political campaigning.