When horseback was a primary mode of transit, people usually rode on the left side so their right hand remained free to greet or attack oncoming riders, depending on what the situation called for. With the rise of horse-drawn carriages, conventions began to change. Drivers would often sit on the left rear horse, so their dominant right hands could better control the rest of the team that stood to the front and right of the driver. It then made sense for them to drive on the right side of roads so drivers would be positioned in the middle of the lane and be able to keep track of their
...more
