When historians talk about the past, they are referring to events that:

When historians talk about the past, they are referring to events that: happened before the present day.

Historians' prime task is to research, analyze, interpret, and write about the past, whether it refers to events that happened last year or events that happened millions of years ago (any event that occurred before the present day). Historians are able to do this by studying primary sources such as documents, artifacts, photographs, audio recordings, video recordings, films, journals and sculptures from a specific period of time.

answer: in october 1962, an american u-2 spy plane secretly photographed nuclear missile sites being built by the soviet union on the island of cuba. president kennedy did not want the soviet union and cuba to know that he had discovered the missiles. he met in secret with his advisors for several days to discuss the problem.

explanation: