This week at In The Past Lane, the American history podcast, I speak with historian Mitch Kachun about his book, The First Martyr of Liberty: Crispus Attucks in American Memory. Attucks was the African American man who was among the five people killed in the Boston Massacre on March 5, 1770. To this day, very little is known about Crispus Attucks. Mitch Kachun’s fascinating book focuses, as the subtitle suggests, on the memory of Attucks and how it’s changed and evolved over nearly 250 years of histor