Dutch horses would thenceforth be bred as competitive riding or driving horses .
In 1969 the NWP merged with the Gelderlander breeding society to form the KWPN , or Royal Warmblood Horse Studbook of the Netherlands .
KWPN horses would thenceforth be bred as competitive riding or driving horses .
In 1969 the NWP merged with the Gelderlander breeding society to form the KWPN , or Royal Warmblood Horse Studbook of the Netherlands .