Immigration

He wants to ensure those coming to the UK are genuinely here for family reasons, that they can speak English and they do not have to "scrape by, or worse, to subsist on benefit".

Mr Cameron said a sample of more than 500 family migration cases found over 70% of UK-based sponsors earned less than £20,000 a year after tax.

Explaining why couples should have to do more to prove they are genuine, he gave the example of a Pakistani national who applied for a spouse visa on the basis of his marriage to someone settled in the UK.

The man obtained indefinite leave to remain and then immediately divorced his UK-based spouse, returned to Pakistan and re-married and then applied for entry clearance for his new spouse.

Forced marriages