-with Russo-Chinese War (1893-9) cattle from the Amur exported to Republic of Imalia and United Provinces of Buenaventura
-it quickly flows from there to the rest of the Americas
-in the United States of America in general
-beef, milk suddenly become very costly
-sheep becomes main American meat forevermore
-also deer suddenly collapses
-in Interior it causes ecological collapse
-bison killed off in large numbers but not quite extinct
-fires become common as grass grows
-and invasive species turn it into a green desert
-predators like wolves and bears now swarm towards towns and villages to great horror
-in United Provinces of Buenaventura
-causes economic collapse in Texas as its cattle ranching economy simply dies