The day before, Prime Minister Boris Johnson told people they “must” stay at home and said that "we will immediately" close some businesses.
Our photographers continued to bring you images and news during the lockdown, and here's a look back at what they witnessed.
19.
First day at the Covid-19 Vaccination Centre at the Winter Gardens. Pictured is Shirley, 85 and Michael Doidge, 87.
20.
Paul Howlett is raising money for Blackpool's Young Carers by walking up and down Devonshire Road with a two-stone- teddy bear on his back
21.
Blackpool Zoo prepares open to the public again following closure due to the coronavirus lockdown
22.
Holidaymakers enjoy the June heatwave in Blackpool
23.
Dr Jason Cupitt lights a candle in the chapel at Blackpool Victoria Hospital
24.
A year since in lockdown started in Blackpool