As a country we aim to spend 0.5% of Gross National Income on Foreign Aid, or Overseas Development as I think it is now called. It used to be 1%. Cut to 0.7 for austerity and 0.5 for Covid. We also count the money we spend on an asylum seeker in the first 12 months as part of this foreign aid budget. Last year almost 30% of the foreign aid budget was accounted for by spending in the UK, on the asylum system.
Fascinating interview with an ex FT journalist who investigated and wrote a book on Foreign Aid. Its a real eye opener