What is 5 interesting facts about Daupin Prince Louis-charles?? Please help

1. He died at the age of 10.

2. Both his father and brother died before he succeeded the throne.

3. His heart was removed during his autopsy.

4. It (his heart) was kept in wine, which years later evaporated; from then on it was kept dry.

5. He was considered a legend after his death and some people believed he'd never existed.

the monroe doctrine is the best known u.s. policy toward the western hemisphere. buried in a routine annual message delivered to congress by president james monroe in december 1823, the doctrine warns european nations that the united states would not tolerate further colonization or puppet monarchs.