"Background facts" refers to the information or details that are necessary to understand a situation or topic. They provide context and help to build a foundation of knowledge about something. Full definition
Ask students to form groups and decide what material from each book they can use as background facts and what they can use to form an interesting story. (booklistonline.com)
Finally, I think that a key background fact which should be kept in mind when debating Labour and what it could become is its long - term historical decline. (leftfutures.org)
One more background fact which may explain my lower - than - expected yield so far in this account. (dividendfireman.com)