The U.S. navy recently faced a major problem, blocking Iranian sea traffic with GPS signals that caused the entire fleet to lose direction. Due to the over-reliance on GPS, once the GPS loses its positioning function, the us navy is basically blind.
Thanks to the deliberate spread of Russia, many countries that are hostile to the United States now acquire GPS jamming technology and start using GPS jammer.That's a big problem for the U.S. military.Several U.S. military operations have been hampered in recent months