â—Johnson has formally become prime minister following an audience with the queen and has delivered his first speech at Downing Street. â—He will now begin to form his cabinet. LONDON — The transition of power in BritainÂ’s parliamentary democracy is brutal — and lightning quick. Outgoing Prime Minister Theresa May curtsied to Queen Elizabeth II on Wednesday afternoon and resigned. Soon after, Boris Johnson bowed and was asked to form a new government. “The doubters, the doomsters, the gloomsters are going to get it wrong again,” Johnson said in his first remarks as prime minister outside 10 Downing Street. “The...