Any horse with the qualifications can apply for a start, from wharever country they may hail from. This is not the Equine Olympics, the countries do not compete, the horses do.
South Africa
Counting Algeria there are five teams.
Melbourne Cup was created in 1861.
The Melbourne Cup, a horse race which occurs on the first Tuesday in November, is held on the Flemington race course in Melbourne, Victoria,
The 2012 Melbourne Cup was the 152nd Melbourne Cup. The 2012 Emirates Melbourne Cup was held on Tuesday, 6 November 2012, at Flemington Racecourse, in Melbourne, Victoria, Australia
the Melbourne Cup is held at Flemington Racecourse in Melbourne, Victoria.
The Melbourne Cup has been a public holiday (for Melbourne) since 1877.
The Melbourne Cup is held on Flemington Racecourse in Melbourne.
The main African countries were Nigeria, ghana, Ivory coast and south Africa.
I'm sorry I don't know what you are asking. Are you asking about the different countries competing or the most popular players competing in the tournament.
The Melbourne Cup is held every year.
The Hayseeds' Melbourne Cup was created in 1918.