The lead
The lead is used to pull along horses and tether them.
The saddle
Saddles are used for riding a horse.
Horse Armor
Horse armor can be used to protect horses.
The nametag
The Minecraft horse can be tamed, bred and rode.
A horse usually takes a while to be tamed.
How to tame a horse
step one: get an empty hand and right-click on a horse.
step two:usually, the horse bucks you off. keep trying this until little red hearts float up from it.
step three:get a lead and tie the horse to a fence post.
Here is a horse tied to a lead:
step four: right click on the tethered horse to open its inventory. You can always open a horse's inventory by pressing e while riding it.
A saddled horse
optional: give a horse armor