When did the battle of the cowshed happen in Animal Farm?

The
Battle of the Cowshed takes place not long after Mr. Jones has been driven from the farm. In a
bold,\ revolutionary insurrection, the animals rose up and sent the farmer packing, but Mr.
Jones wasn't about to take that lying down. As far as he's concerned, he's the one in charge of
the farm, not the animals. So...