Hershey, Pennsylvania has been the home to chocolate lovers for a long time. The Hershey Company makes many different kinds of sweets that will satisfy a sweet tooth. To commemorate the centennial anniversary of one of the favorites, the Hershey Kiss, a stamp was released in 2007. The Hershey Kiss stamp was a part of the Love Series because of its symbolism. Since 1907, the Hershey Kiss has been a symbol of love between sweethearts.