British Foreign Secretary William Hague arrived here today on a visit to Singapore as part of a south Asian tour. Hague\'s talks with the Singaporean side will deal with matters of mutual concern foremost of which were the climate change and international security, as well as relations between the two countries. The British Foreign Secretary, who started his tour with a visit to Vietnam, will conclude it with a visit to Brunei where he will take part in the ASEAN and European Union foreign ministers meeting to discuss a host of issues including the global financial situation, security issues and climate change.