Children from 21 countries wear Halloween costumes as they recite the Pledge of Allegiance after becoming American citizens during a naturaliSation ceremony in Baltimore, Maryland on October 31st. Photograph: Mark Wilson/Getty Images

Republicans are preparing a response to Barack Obama’s plans to change the immigration system. The aim to block the president’s go-solo actions, whic(...)

US president Barack Obama waves goodbye at the end of his news conference at the White House Briefing Room in Washington yesterday.

US president Barack Obama turned up the political pressure on Republicans yesterday, saying he would be willing to negotiate on budget issues only aft(...)