They introduced others to Christ despite the dangers...  

Reflections on the readings for the Memorial of SS. John de Brebeuf and Isaac Jogues, and companions (October 19, 2019): 2 COR 4:7-15; PS 126:1-2,2-3,4-5,6; MT 28:16-20

MISSIO offers “Preaching Mission,” as a homily help, providing connections to mission from the readings of Sundays, Feast Days and Holy Days. 

Six French Jesuit priests and two lay missionaries who worked with them were martyred in the 1640s and are collectively honored as the North American Martyrs.