sentences:  The total likely reached two thousand as many young men had migrated to the U.S. before 1860.Pacifism, neutrality, anti-Americanism, and anti-"Yankee" sentiments all operated to keep the numbers down, but on the other hand, there were strong cash incentives to join the well-paid Northern army and the long tradition of emigrating out of Nova Scotia, combined with a zest for adventure, attracted many young men.The British Empire (including Nova Scotia) declared neutrality, and Nova Scotia prospered greatly from trade with the Union.