<Table> <Tr> <Th_colspan="2"> Labor Day </Th> </Tr> <Tr> <Td_colspan="2"> Labor Day Parade in New York's Union Square, 1882 </Td> </Tr> <Tr> <Th> Observed by </Th> <Td> United States </Td> </Tr> <Tr> <Th> Type </Th> <Td> National </Td> </Tr> <Tr> <Th> Celebrations </Th> <Td> Parades, barbecues </Td> </Tr> <Tr> <Th> Date </Th> <Td> First Monday in September </Td> </Tr> <Tr> <Th> 2016 date </Th> <Td> September 5 (2016 - 09 - 05) </Td> </Tr> <Tr> <Th> 2017 date </Th> <Td> September 4 (2017 - 09 - 04) </Td> </Tr> <Tr> <Th> 2018 date </Th> <Td> September 3 (2018 - 09 - 03) </Td> </Tr> <Tr> <Th> 2019 date </Th> <Td> September 2 (2019 - 09 - 02) </Td> </Tr> <Tr> <Th> Frequency </Th> <Td> Annual </Td> </Tr> <Tr> <Th> Related to </Th> <Td> Labour Day </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Labor Day </Th> </Tr> <Tr> <Td_colspan="2"> Labor Day Parade in New York's Union Square, 1882 </Td> </Tr>

When is labor day and when is memorial day