Mass-migration to the United Kingdom over the last ten years, particularly from countries affected by British military actions in the Middle East, has raised concern in government that immigrants unaware of local cultural norms may cause unnecessary alarm by continuing to behave in the manner they have been used to at home; stoning disobedient offspring, eating neighbours' pets, detonating themselves on public transport etc. For this reason, HM Stationery Office has issued a number of “settling-in” guides including: