President of Ghana, John Dramani Mahama has arrived home from London after attending the G8 Summit on Tax, Trade & Transparency.President Mahama left Accra for London last week Wednesday at the invitation of the British Prime Minister, David Cameron who hosted the Summit.The two leaders held bilateral talks on Friday at No. 10 Downing Street before joining other heads of state and government at the Lancaster House on Saturday for the G8 Summit.While in the United Kingdom, President Mahama also attended the Trooping the Colour event which marked the official birthday of Queen Elizabeth II, and a Prime Minister's lunch for Heads of State attending the G8 summit.President Mahama also met with the British Foreign Secretary and delivered a lecture on "Ghana's Democratic gains, Economic Change and Regional Influence" at the Royal Institute of International Affairs, otherwise known as Chatham House.During the plenary session of the G8 Summit, on Saturday, President John Dramani Mahama gave the assurance that his government would put in place adequate measures that would prevent financial leakages in the oil and gas and the general extractive industry.He said: “In Ghana, government has a vibrant media, strong Civil Society Organizations, and is also a signatory to the Extractive Industries, Transparency Initiative (EITI) that will ensure that money accrued from the industry would be properly accounted.”The President said apart from that, government had also set up an accountability measure, where the Ministry of Finance every year comes out with a report in Parliament to explain to all Ghanaians how much was generated from the sector and how it was utilized.