6th grade history I mark as brainliest

When did stockpiles of strategic nuclear weapons begin to dramatically decline in the united states? a. the mid-1960s b. the mid-1970s c. the mid-1980s d. the mid-1990s

What is dussel's profession? a. law b. business c. dentistry fyi: this is based on the story anne franks

In which era does vietnam war fought and what was the reason?