Patriotism should be would becould very well be expressed because of volunteerism, wherein people commit their time to group provider

https://mike-wiki.win/index.php/The_Meaning_Behind_the_Colors:_Honor_and_History_in_Every_Flag

Patriotism may also be expressed by volunteerism, where persons commit their time to network service, assisting neighborhood tasks that raise society. This selfless action strengthens the fabric of the state and demonstrates love for one’s homeland.