The Mayor of London publicly questioned the UK's sovereignty and the flow of legislation from the EU.
Cameron insists that the renegotiation does 'make a difference'.
Prime minister defended his renegotiation efforts after Johnson revealed he had 'doubts'.
First Minister of Scotland Nicola Sturgeon warned the vote's timing could cause 'confusion'.
European Commission president told MEPs he welcomed the draft EU reform deal.
Prime minister was savaged by the British press after the document was published.
The Europe Minister faced tough questions and was branded 'poor' by social media users.
'More work needs to be done, but this is a basis for a deal' said Home Secretary.
Cutting red tape and allowing competitiveness across the EU are main issues for businesses.
We will only get immigration its good name back when we can control numbers coming to UK - and leaving the EU.
The proposals addressed all four areas where Conservative Prime Minister Cameron has demanded reform.
Conservative leadership candidate is yet to say whether he will campaign for UK to remain in the EU.
However, British Chancellor also says there are 'hard negotiations' ahead for the Conservative government.
Prime minister has until February 19 to convince EU leaders on 'hand brake' on in-work benefits for migrants.
A draft proposal will be published outlining the new demands of the UK ahead of the EU referendum.
Home Secretary Theresa May said to be against any compromise on migration in EU talks.
Cameron and Tusk put positive spin on renegotiations despite abrupt end to Downing Street dinner.
Tusk will decide whether to table a proposal after the 24-hour period.
David Cameron wants to halt migrants claiming benefits for four years from his deal with the EU.
British prime minister says good progress was made, but more talks need to be done.
LME chair Giampi Alhadeff speaks to IBTimes UK about climate change and TTIP.
West Ham United vice president has written to the chairs of all professional clubs in Britain.