Kansas: A Cyclopedia of State History… (1912)
“ The society became divided in 1840 on the question of organizing a political party on anti-slavery lines. From that time each branch worked in its own way, and by the time Kansas was organized as a territory the abolitionists—the radical wing of the original society—had become strong enough to attract attention from one end of the country to the other. Among the pro-slavery men there was no distinction between those who were in favor of the gradual, peaceable emancipation of the slave and those who were in favor of immediate emancipation at whatever cost. ”
