FTSE 100 Index, British benchmark stock market gauge, Monday increased by 0.78 percent, or 52.17 points, to 6741.25, as geopolitical tensions ease.
The index closes higher, driven by an easing of geopolitical tensions over the weekend, which helped drive sentiment higher across the globe.
Ukrainian Foreign Minister Pavlo Klimkin and his Russian counterpart, Sergei Lavrov, made "some progress" on talks in Berlin to solve the crisis, while developments in Iraq were also being watched.
Asking prices of property coming to market decreased by 2.9 percent month-on-month in August, according to a survey from Rightmove Monday, marking the biggest fall the company has ever recorded.
Meanwhile, motor and home insurance premiums have declined 4.9 percent year-on-year, a report from the British Insurance Brokers' Association revealed.
CRH PLC's share price increased by 2.75 percent, topping the gainers of the blue chips. Smiths Group, Hargreaves Lansdown, AstraZeneca, and ARM Holdings PLC increased by 2.69 percent, 2.69 percent, 2.66 percent and 2.59 percent respectively.
British Land Co PLC led the top losers of the blue chips with a share price drop of 0.82 percent, followed by Randgold Resources (0.69 percent), Reckitt Benckiser Group (0.66 percent), Land Securities Group (0.55 percent) and RSA Insurance Group (0.36 percent).
The index has gained 2.73 percent so far this year when adjusted in U.S. dollar.