Conversation so far:
What has modern life done to the Amish?
As time has passed, the Amish have felt pressures from the modern world.
What pressures have the Amish felt from the modern world?
The Amish have felt pressured by issues such as taxation from modern life.
What other issues have pressured the Amish besides taxation from modern life?
The Amish have also felt pressured by issues of education from the modern life.
What is another issue the Amish have faced besides pressure from taxation and education because of modern life?
The Amish also face pressure on law and its enforcement from modern life.
What was the next issue the Amish faced from modern life pressure besides taxation, education, and law and its enforcement?
The Amish face occasional discrimination and hostility from the pressures of modern life.
What has the Amish way of lifes increasing divergence from modern society occasionally caused?
On occasion, the Amish's increasing divergence from modern society has resulted in sporadic discrimination and hostility from their neighbors, such as throwing of stones or other objects at Amish horse-drawn carriages on the roads.
What is an Amish issue with the state of Wisconsin?
Jonas Yoder and Wallace Miller of the Old Order Amish, and Adin Yutzy of the Amish Mennonite Church were fined $5 for refusing to send their children to high school.

Question: When did this happen
Self-contained rewrite: When did Jonas Yoder and Wallace Miller of the Old Order Amish, and Adin Yutzy of the Amish Mennonite Church get fined $5 for refusing to send their children to high school?