Is the preparation of ‘Space War’ in the space being done by the US-Britain? See

Between 4 to 12 September, the US and Britain conducted a shared military experiment called ‘Rondavu Proximity Operation’ in space. In this, the American satellite track and scan the British Military Communication Satellite about 35 thousand 786 km above the Earth. This experiment is part of the ‘Operation Olympic Defender’, which aims to deal with safety dangers in space. It is a military alliance.