So we have to keep outdated heros on our bills forever, it would be politically correct to ever change it? Silly!
Jackson is simply not a hero as considered by todays standards, can you name a significant accomplishment? Tubman is much more of a hero to the current American mindset. I am always for updating and modernizing.
The Republican uproar on this issue simply illustrates how the Republican party has embraced the ideals of the old Democratic party, and vice versa. You guys want to celebrate the king of the old Democratic party at the expense of an early Republican hero.