Christians didn't there has always been both, they represent different things.
the swastika
A black cross can represent a variety of things depending on cultural or religious context. In Christian symbolism, a black cross can symbolize mourning, death, or a somber occasion. In a more general sense, it can also represent suffering, sacrifice, or a memorial for those who have passed away.
christs crucifixion
they represent bright shiny things in space! they represent bright shiny things in space!
While stained glass windows are associated with Christian churches and have often been used to represent Christian themes, it is also true that an artist is free to represent anything he or she chooses when creating a stained glass window.
well I'm a christian and I think the main things we use to represent god are things like necklaces with the cross on when we pray and also at church theres a lot of symbols there like the cross and the table we use at communion as well as stained glass windows that show stories from the bible.
They represent mythological history.
She can represent a dove, a flower, and many other things that have to do with beauty.
CAKE!
to represent the school
Masks can symbolize anonymity, protection, disguise, or deceit. They are often associated with hiding one's true identity or emotions, and can be used in various cultural, religious, and ceremonial contexts to represent different qualities or meanings.