What is Deen and Religion, Please explain with few example?

Deen or religion is set of faith and practice
what you believe that like usule deen
Tauheed adl. Nabuwat ,Imamat and qayamat
Actions are furu e deen like Namaz , Roza,Haj, Zakat,Khums,Jihad,Amr bil Maroof,Nahi Anil Munkar,Tawalla,And Tabarra.