http://www.youtube.com/watch?v=-GJGESt7lZc Rizal Marker Unveiled in Hong Kong. In May 1898, In this vicinity, the first Philippine national flag was sewn by hand by Dona Marcela Agoncillo, wife of Felipe Agoncillo, the first Filipino diplomat, assisted by her daughter Lorenza and Mrs. Delfina Herbosa Natividad, niece of the Philippine National hero Dr. Jose Rizal. This flag, which became the rallying symbol of unity for the Filipino people during the Philippine ...