Mid-Hudson Antislavery History Project – The history of anti-slavery in the New York Mid-Hudson Valley Uncovering the History of Slavery and Antislavery in the MidHudson Valley Since 2006 the MidHudson Antislavery History Project MHAHP has brought together researchers educators community leaders and members of the public to Throughout the Hudson Valley the landscape was shaped by New Yorks two centuries of slavery. The region made a more concentrated use of enslaved labor than almost any area in the North. But the region also was a center of abolitionist activity that was often led by local Free Blacks. Across the region are places where people of African descent lived worked and sought and won their freedom from slavery served as conductors on the Underground Railroad and spoke out for freedom and justice.