#Germany br #UK br #BBCNews br UK Prime Minister Keir Starmer and German Chancellor Friedrich Merz held a news conference after signing the first UK-Germany treaty since World War Two. br br The deal includes co-operation on security and defence, bilateral trade, and scientific research. br br Starmer has said the Kensington Treaty is the "first of its kind" and a "statement of intent”. br br Subscribe here: br br For more news, analysis and features visit: www.bbc.