<Table> <Tr> <Td> light blue </Td> <Td> Western European Time / Greenwich Mean Time (UTC) </Td> </Tr> <Tr> <Td> blue </Td> <Td> Western European Time / Greenwich Mean Time (UTC) </Td> </Tr> <Tr> <Td> Western European Summer Time / British Summer Time / Irish Standard Time (UTC + 1) </Td> </Tr> <Tr> <Td> red </Td> <Td> Central European Time (UTC + 1) </Td> </Tr> <Tr> <Td> Central European Summer Time (UTC + 2) </Td> </Tr> <Tr> <Td> yellow </Td> <Td> Eastern European Time / Kaliningrad Time (UTC + 2) </Td> </Tr> <Tr> <Td> golden </Td> <Td> Eastern European Time (UTC + 2) </Td> </Tr> <Tr> <Td> Eastern European Summer Time (UTC + 3) </Td> </Tr> <Tr> <Td> light green </Td> <Td> Further - eastern European Time / Moscow Time / Turkey Time (UTC + 3) </Td> </Tr> </Table> <Tr> <Td> light blue </Td> <Td> Western European Time / Greenwich Mean Time (UTC) </Td> </Tr>

When did we start putting the clocks forward