The security and defence relationship between the US and Iraq will be an important part of talks when Iraqi Prime Minister Mohammed Shia Al-Sudani visits Washington next week but is not the primary focus of the visit, a senior State Department official said on Thursday. The official, who briefed reporters on condition of anonymity, said the emphasis of Al-Sudani’s visit would be economic ties, even as Washington and Baghdad are in talks over ending the US-led military coalition in the country. US forces and Shia Muslim armed groups have engaged in tit-for-tat attacks in recent months amid a re…