APUSH Chapter 17 Terms and Questions December 2, 2016 by Jamie Nack Chapter 17 Terms: Webster-Ashburton Treaty Wilmot Proviso Horace Greely John Slidell Ostend Manifesto Matthew Perry John Frémont Manifest Destiny Guadalupe-Hidalgo Treaty 54’40 or Fight Chapter 17 Questions: What led to the rise of the spirit of ” Manifest Destiny” in the 1840’s and how did the spirit show itself in the American expansionism of the decade? How was the “Manifest Destiny” of the 1840’s- particularly the expansion into Texas and Mexico- related to the sectional conflict over slavery?