According to analysis , defence spending by 2031 would be £ 27.1 billion . If spending changes continue , foreign aid budget would be £ 28.3billion . Department for Defence Development has seen sharp budget increase . Tory ministers will not commit to reducing defence spending at 50 % of GDP . prime Minister has expressed concerns about implementation of cuts on British forces .
According to analysis , defence spending by 2031 would be £27.1 billion . If spending changes continue , foreign aid budget would be £28.3billion . Department for International Development has seen sharp budget increase . Tory manifesto will not commit to keeping defence spending at 2 % of GDP . Prime Minister has dismissed concerns about impact of cuts on British forces .