In navy contexts, flying flags serve as great symbols of honor and sacrifice

https://golf-wiki.win/index.php/Flags_of_Honor:_Recognizing_the_Sacrifices_of_Local_Heroes_in_Our_Town

In military contexts, flying flags function invaluable symbols of honor and sacrifice. They are raised at some point of ceremonies to understand fallen squaddies, reminding us of the worth paid for freedom and the values that unite countries.