The organization's mission is to relentlessly pursue a better world for every child. See schedule o.the organization's mission is to relentlessly pursue a better world for every child. Unicef USA advances the global mission of unicef by rallying the american public to support the world's most vulnerable children. Through fundraising, advocacy and education in the united states, that deliver the essentials that give every child a better chance in life, including: health-care and immunizations, safe water and sanitation, nutrition, and education. Together, we are working toward a world that upholds the rights of ALL children and helps every child thrive.