The most effective step would obviously be the extermination of the Anopheles mosquito.
Hunting, extermination, as methodical and merciless as he knew himself capable of.
The immediate result of European colonization was the enslavement and extermination of the Indians along the coast and in all those favoured inland localities where the whites came into contact with them.
Formerly giraffes were found in large herds, but persecution has reduced their number and led to their extermination from many districts.
How long before this the Nativity should be placed the Gospel does not enable us to say precisely, but as Herod's decree of extermination included all infants up to two years of age, and as a sojourn of the Holy Family in Egypt of unknown length intervened between the massacre and Herod's death, it is clear that it is at least possible, so far as the evidence of this Gospel goes, that the birth of Christ preceded Herod's death by as much as two or three years.