The open letter "A Common Word Between Us and You" (Amman, 2007) is a unique example of Christian-Muslim dialogue. The central message behind ACW is that the future of the world depends on peace between Muslims and Christians". ACW aims to achieve political change through theological argumentation. An improvement in Islam-West relations can be indirectly achieved through a focus on improving Christian-Muslim relations. This study investigates the genesis and fruits of ACW, highlighting the importance of a specific historical and sociopolitical "Sitz im Leben" which decisively influenced its form and content."