Knabstups (More "style" than breed), Lipizzans, and Percherons. Gypsy's and Clydesdales are also common in a circus.
Elephants. Monkies. Lions, tigers, all different. It varies to which circus you visit
There is alot of horse breeds. Each horse breed is good for different skills. A Lipizzaner is very good at performing in Spanish riding schools. Arabian horses are prized for its speed and stamina. Clydesdales are good at pulling heavy carts through streets. Knabstrups are used manly used as circus horses. And lastly the Tarpans are horses that have died out in the year 1879. So you can't really say how much breeds, but there is about over 100 breeds.
Yes, horses used for entertainment (like the circus) are taught simple tricks.
Today Morgan horses are ore commonly show horses, But some people do use them for driving, or working.
Popular breeds for export included American Quarter Horses, thoroughbreds used for racing, and Tennessee Walking Horses, which are used for English riding.
Mustangs are comprised of many, many breeds of horses, from Thoroughbreds to Tennessee Walkers or Clydesdales. The original Mustang horses stemmed from the Spanish Barbarian breed, a breed of horse commonly used by the Spanish Conquistadors on their mission to "take over" parts of North America, especially Central America down to South America.
Quarter horses and Paint Horses are used for many purposes. The original horses where used for ranch work, rodeos, short distance racing and trail riding. Showing includes cutting, western trail, pleasure horse, reining, halter/conformation, and more recently English pleasure, hunt seat, jumping etc. Essentially these breeds are used for a large number of tasks and are touted as being all purpose breeds.
Most of the light horse breeds and ponies can jump. While the draft breeds are currently being used to cross breed and produce larger horses for jumping they are generally too large to hold up to jumping themselves.
Stock type horses such as the Quarter Horse, Paint horse, and Appaloosa are the most commonly used breeds. However many stock / draft crosses also do well as team roping horses along with any horse that can listen to the riders cues and is willing to chase a calf or steer across the arena.
Clydesdale's are commonly used however Arabs and some quarter horses may be used depending on the type of carriage it is pulling
Horses were commonly used.
Horses in the circus were used to pull the tent up or help carry things into the tent,but they were also used for show. In the show they would dress the horses saddle and reins up to make the horse look flashy and bright,and then they would make them canter in the ring with people standing on them or having them dance.
War horse is the most commonly used term.