London, March 21 -- An online petition seeking to reverse Brexit hit the 1-million mark on Thursday after a flurry of signatures following British Prime Minister Theresa May's latest intervention announcing that she would be seeking a short delay on the March 29 Brexit deadline.

The sudden deluge of signatures attracted by the 'Revoke Article 50 and remain in the EU' petition crashed the Parliament's petitions site as May arrived in Brussels on Thursday for a two-day European Council meeting, where she will canvas EU leaders for a "short delay" to Brexit until June 30.

"A short extension gives us that opportunity to decide to leave the European Union, to deliver on that result of that referendum and I sincerely hope that will be with a ...