With the exception of a brief, contained outbreak in Brazil
The modern eradication campaign began
African buffalo increased
African cattle stared to be vaccinated
The disease was still leaping water barriers
Smallpox eradication boosted morale, Dr. Atang said, a second effort was mounted
Followed by a third
Officials waited 10 years to declare success, since surveillance is harder with animal diseases because usually dying animals would just be left behind instead of taking them to a veterinarian.