In the developed world, and particularly in the United States, men change jobs regularly and few take the time to become deeply involved in the civic and religious life of their communities which is how most men met their wives and girlfriends for millennia.
The modern mail order bride industry stepped into the gap created by these cultural changes.
And if you like sexy senoritas then you are in luck. And you will find the same standards hold true in every corner of the world from Eastern Europe across the Middle East, down into Africa, and throughout Latin America from the El Paso, Texas to the far tip of Argentina we have made every effort to find the sort of women who men really want to meet, but we are looking for more than simply physical beauty.
Yes, they are all beautiful, but we are looking for more than beauty.
That is enough about scientific evidence, academic arguments, and media bias.