Lindsay Roy Share this specific contribution Share a link to this specific contribution: Share contribution 2 on Twitter Share contribution 2 on Facebook Share contribution 2 via Email Copy link to contribution 2 to clipboard Copy link To ask the Secretary of State for Defence what proportion of gross domestic product is spent on defence. (319546) Mr. Bob Ainsworth Share this specific contribution Share a link to this specific contribution: Share contribution 3 on Twitter Share contribution 3 on Facebook Share contribution 3 via Email Copy link to contribution 3 to clipboard Copy link An estimated 2.6 per cent. of UK gross domestic product was spent on defence in the financial year 2008-09.