<span style="color: #222222;">In Britain, London Mayor Sadiq Khan has urged Prime Minister Theresa May to delay Britain's departure from the European Union, warning time has run out to rework her withdrawal agreement. </span><br />'' <br />'' <span style="color: #222222;">Mr Khan who is from Britain's main opposition Labour Party told AFP, it is clear that a meaningful deal which is agreed by parliament, cannot be reached by March 29th. </span><br />'' <br />'' <span style="color: #222222;">He expressed hope that the Prime Minister will extend the notice period for Article 50, or withdraw Article 50. </span><br />'' <br />'' <span style="color: #222222;">Article 50 is the European Union law that Britain invoked in 2017 triggering a two-year countdown to Brexit that ends at 11 pm (2300 GMT) on March 29. </span><br />'' <br />'' <span style="color: #222222;">Mr Khan, a leading advocate for a second referendum on EU membership, argued that freezing the process by unilaterally withdrawing Article 50 is the most feasible way forward.</span>