Markets rose on Monday as investors clung onto the possibility that Theresa May could get her Brexit deal approved in Parliament after EU leaders backed it over the weekend.
Reports that Italy might reduce its deficit requirement for its budget were also supportive to European trade.
The FTSE 100 closed 83.14 points, or 1.2%, higher at 7,036.
The pound was down 0.1% against the US dollar to 1.281 US dollars and was down 0.1% versus the euro at 1.130.
Meanwhile, Oil prices recovered from Friday’s lows on concerns of a supply glut.
In corporate news, shares in WPP closed up 26.40p, or 3.1%, to 879p after the advertising giant said it will merge its Wunderman and J Walter Thompson agencies.
The group, which has been rocked by the departure of founder and chief executive Sir Martin Sorrell, said that the merged entity will be called Wunderman Thompson, with a focus on creative, data and technology.
Shares in Faroe Petroleum rose 33.80p, or 27%, after its largest shareholder launched a £608 million takeover bid for the company.
DNO, a Norwegian firm which already owns more than 28% of Faroe, said it was offering a “considerable premium” for investors wishing to exit amid the uncertainty of the oil market.
Rio Tinto shares slipped 13p, or 0.4%, to 3,629p after the mining giant announced the sale of an African uranium business as part of its strategy to shed unwanted assets.
The Anglo-Australian firm will sell its majority stake in Namibian mine owner Rossing Uranium to China National Uranium Corp for up to 106.5 million US dollars (£83.1 million).
A barrel of Brent crude was trading up 2.6% at 60.70 US dollars (£47.35).
The biggest risers on the FTSE 100 were Wood Group up 44.80p, or 7.6%, to 632.4p, Vodafone up 9.7p, or 6.3%, to 164.82p, Fresnilo up 4.2%, or 31.4p, to 777.8p, and Prudential up 56.5p, or 3.7%, to 1,575p.
The biggest fallers on the FTSE 100 were Just Eat down 21.2p, or 3.5%, to 581p, Royal Mail down 7.10p, or 2.1%, to 332.9p, Paddy Power down 150p, or 2.1%, and Melrose Industries down 3.65p, or 2%, to 178.2p.