The irony of putting Harriet Tubman on the $20 bill

``Harriet Tubman did not fight for capitalism, free trade, or competitive markets. She repeatedly put herself in the line of fire to free people who were treated as currency themselves. She risked her life to ensure that enslaved black people would know they were worth more than the blood money that exchanged hands to buy and sell them. I do not believe Tubman, who died impoverished in 1913, would accept the "honor."'