The reason that America 'gives' Israel $3 billion with which to buy American weapons is also dependent on Israel sharing military technology with the USA. If America was that far ahead, they would be ahead of Israel as well - they are not.
Although I can't remember the names of the precise weapons, some time ago, the American military acknowledged that they had nothing like that. In the meantime, I'll leave you with this.
QUOTE: China’s rapidly growing arsenal of anti-satellite weapons could cripple America’s military in a crisis and the U.S. is scrambling to shore up its defenses miles above the Earth. China is testing and developing an array of weapons and tools that could destroy, disable or hijack satellites that the U.S. military heavily relies on to operate around the world, Defense Department officials and experts say.
QUOTE:Today, the U.S.’ most formidable adversary, China, is growing its nuclear arsenal by rapidly churning out launch platforms and warheads faster than America’s aging forces can be replaced.
https://time.com/7016509/us-losing-nuclear-edge-china/
QUOTE: China has become a scientific superpower
From plant biology to superconductor physics the country is at the cutting edge.
QUOTE: https://www.economist.com/science-and-technology/2024/06/12/china-has-become-a-scientific-superpower
My point was simply that there is no guarantee that America will remain a super power in the 21st century.