China's Foreign Minister Wang Yi reportedly told the EU's top diplomat Kaja Kallas on July 3 that the country cannot afford for Russia to lose the war in Ukraine amid fears the U.S. would shift focus towards Beijing, the South China Morning Post (SCMP) reported, citing sources familiar with the conversation.
There are rightful causes to lead a war. For example to defend against an agressor. Then delivering arms is allowed under aid for self defense.
Okay, but not sure what that has to do with my point. It still supports the notion that giving weapons and similar supplies to a party fighting a war involves you in that war.