backdrop
🇺🇸
/ˈbækdrɑːp/
🇬🇧
/ˈbækdrɒp/
the scenery or background that you can see behind something
The mountains made a beautiful backdrop for our picnic.
the situation or circumstances that are happening at the same time as an event
The new policy was announced against a backdrop of economic uncertainty.
a large piece of material, often decorated, that hangs behind a stage or at the back of a room
The artist created a colorful backdrop for the school play.