<Tr> <Td> Honduras </Td> <Td> None </Td> <Td> 21 </Td> <Td> The sale and / or gifting of tobaccoderived products to persons under 21 years of age is prohibited . </Td> </Tr> <Tr> <Td> Jamaica </Td> <Td> None </Td> <Td> 18 </Td> <Td> </Td> </Tr> <Tr> <Td> Mexico </Td> <Td> None </Td> <Td> 18 </Td> <Td> </Td> </Tr> <Tr> <Td> Nicaragua </Td> <Td> None </Td> <Td> 18 </Td> <Td> </Td> </Tr>

When did the smoking age become 18 in the us