No not directly. Only by proxy. Korea, Vietnam, Central & South America, and Afghanistan in the 80's.
compete economically and militarily
They competed with one another in terms of nuclear warheads, and getting the first man on the moon. Both were actively spying on one another to obtain technological information that would enable them to get ahead of the other.
The United States and the former USSR were the two major superpowers that clashed against each other during the Cold War.
US & USSR
The USA and Soviet Union.
Cold War :)
US and USSR.
The superpowers controlled the world. If lesser nations disrupted world peace, the superpowers intervened.
During the cold war...to covertly support their combatant. Another words, when the Soviets were there in the 70s/80s the US secretly supplied their enemy (insurgent Afghans) with shoulder fired anti-aircraft missiles. Since the 1990s there is almost no such thing as "superpowers" plural.
when the united states and russia came to be so powerful
The United States and The USSR (Soviet Union now Russia)
The United States and The USSR (Soviet Union now Russia)