The way to tame it is, while not holding an item, click on the Horse like you would to use an item. The Horse will most likely buck you off. You need to repeat this until hearts appear, but you can also feed the Horse Apples, Wheat, Golden Apples, Golden Carrots, Wheat, or a Hay Bale to help tame it.
On the other hand, horses can wear armor, but can’t wear chests. Horses are also often faster and can jump higher than donkeys.
Leather is the weakest, and despite Gold being the weakest armor material because of its low durability, Gold Horse Armor is slightly more effective than Iron Horse Armor. It provides more protection, and it is much rarer. Diamond Horse Armor is still the best type to use for protection when it comes to horse armor.
Steps to Tame and Ride a Horse
Feeding a horse will make it easier to tame. They will eat wheat, hay bales, sugar, apples, bread, golden carrots, and golden apples. Mules are not found naturally in Minecraft. Instead, you can breed one using a horse and a donkey.
Breeding. Feeding two tamed horses golden apples or golden carrots activates love mode, causing them to mate and produce a foal. The foal appears more spindly than adult horses and grows to full size with time.
How to Tame a Cow in Minecraft
Add Items to make Leather Horse Armor
In the crafting menu, you should see a crafting area that is made up of a 3×3 crafting grid. To make leather horse armor, place 7 leather in the 3×3 crafting grid. When making leather horse armor, it is important that the leather is placed in the exact pattern as the image below.
Chests cannot be placed on horses in Minecraft; they can be placed, however, on donkeys, mules, and llamas by using (typically right clicking) a chest on one of these three types of creatures.
In order to breed a mule, one must have a donkey and a horse of any kind. To breed them, feed each a golden carrot or golden apple which will activate love mode. They will then run to each other and mingle together for a few seconds, and a baby mule will be born between them.