<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> <P> Labor Day in the United States is a public holiday celebrated on the first Monday in September . It honors the American labor movement and the contributions that workers have made to the strength, prosperity, laws and well - being of the country . It is the Monday of the long weekend known as Labor Day Weekend and it is considered the unofficial end of summer in the United States . It is recognized as a federal holiday . </P>

In the u.s. which of the following observances does not take place in the summer time