Not many, but my hope is that anyone interested enough does a little research.
Bonhoeffer’s pacifism is a complicated matter. He believed in nonviolence, but also participated in a plot to kill Hitler.
To summarize him a little…. Sometimes we need to abandon our principles to care for others. My goodness is less important than the wellbeing of those who are oppressed.
If you’re curious about the guy, he’s worth reading. His Letters and Papers from Prison and Ethics are the two dealing with all of this. Ethics is unfinished, because he was moved from a standard prison to a concentration camp before they eventually executed him.