Complex sentence: WTO was founded in 2001 by Jack Sim with the stated aim of being a global network and service platform wherein all toilet and sanitation organizations can learn from one another and leverage media and global support to influence governments to promote sound sanitation and public health policies.
Split into simpler sentences: WTO was founded in 2001 by Jack Sim with the aim of being a global network and service platform for all toilet and sanitation organizations worldwide. He hoped that these organizations could learn from one another and leverage media and global support to influence governments to promote sound sanitation and public health policies.