Cameron has insisted that the UK is 'taking action', but other European countries disagree.
The U.K. government says it has "got a grip" on the crisis.
Thousands of migrants have attempted to enter the Channel tunnel this week.
Working illegally is to be a new criminal offence under plans to reduce net migration to Britain.
Americans would still watch 'Downton Abbey,' but London will no longer be the first stop for U.S. diplomats.
Cameron says Scots "emphatically" rejected independence last year.
The prime minister delivered his speech on the doorstep of 10 Downing Street.
The Tories have beaten projections in the election.
The unpredicted result in the tight election came after Conservatives trounced Labour in key seats.
Final opinion polls showed Prime Minister David Cameron's Conservatives and Ed Miliband's opposition Labour Party almost in a dead heat.
Two polls on the final day of campaigning found Labour and the Conservatives tied
Cameron's "Little England" policies do not augur well for a U.S. foreign policy which encourages like-minded states to share the burdens of leadership.
The two main parties have been neck-and-neck in most opinion polls since the start of the year, with neither establishing a sustained lead.
Labour deal with SNP would result in "mayhem" says former Conservative PM as knife-edge election race continues.
Labour leader polls 35% after debating four smaller party leaders, including SNP's Nicola Sturgeon, who got 31%.
Prominent tax expert counters Tory claims that scrapping of non-dom status would cost Britain money.
Vote on EU membership would create "most intense period of business anxiety" since WW2, Blair said.
Opinion polls after the event all produced different winners.
Formerly fringe issues such as EU membership and nuclear missiles will likely feature in unprecedented seven-way debate.
The contest comes before an unusually close national election on May 7.
The Lib Dem leader is trailing Labour by two points.
Bubbling under the UK's general election campaign is a promised referendum on EU membership. Is Britain heading for the way out?
Britain's continued membership of the European Union hangs on the outcome of the election on May 7.
Miliband said he is a "resilient guy" and believes he has been underestimated.
Cameron gave an interview on Monday in which he said he wouldn't seek a third term as prime minister.
Polls suggest Scottish National Party could form third biggest party in UK Parliament after May 7 election.
European Council president says he would discuss changing the EU treaty to accommodate Cameron's calls for reform.
The Church of England priest and former chairman of HSBC denies all knowledge of tax avoidance scandal as fight breaks out in City church
In a heated exchange, Ed Miliband said David Cameron was making "pathetic, feeble excuses".