Can you say “orbiting nukes”?
Soviets started with large throw-weight launch vehicles.
https://books.google.com/books?id=5DyCgWPk-nQC&pg=PA124&lpg=PA124&dq=large+throw-weight&source=bl&ots=oQtH9LHzIK&sig=QHl-Ti9l3ReGTb3fW-8E3NNqdV0&hl=en&sa=X&ved=0ahUKEwia4bCJsqjPAhWE6yYKHZXPA7EQ6AEIpgEwBQ#v=onepage&q=large%20throw-weight&f=false