This was the third terrorist attack since Theresa May became prime minister. It was the second during the campaign for the June 8 U.K. general election. Impact on the election is unclear.

Theresa May now veers to zero tolerance in an "Enough is Enough'" speech.

Image from Bloomberg article May Ramps Up Terror Rhetoric as Pre-Election Attack Kills Seven.

Wales Online reports on Eight Key Messages in Theresa May's 'Enough is Enough' Terrorism Speech.

'Things need to change'.

Britain has been too tolerant of extremism in the UK.

We are witnessing copycat terrorism.

We need to see action from big internet companies.

Britain's counter-terrorism strategy will be reviewed and prison sentences may increase.