The Chakri dynasty did follow to rule Thailand after king Taksin was declared mad. The name Chakri did derive from the name Phya Chakri which Rama I did have while being general in Taksin's army.
... explorer
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Giovanni da Verrazano, (died 1528), sea explorer
Amerigo Vespucci, (1454-1512), discovered other parts of America and gave his name to the new ...