As soon as there was time, people were using it, dividing their activities according to day and night, for instance.
Whining has been around since the beginning of time. It is just a way to show your disapproval or dissatisfaction with the current event. It comes naturally to most animals and humans.
when they were invented
so we'd know when it's time to start planting and when it's time to start reaping
1861-1865
People enslaving other people has been around as long as humans have been around, for thousands of years. Slave trading did not START in the 1440s.
we can start using electric cars or hybrids and stop using hair spray
It took humans about 6 years from the start of the project to get to the moon the first time.
Humans have always had to work, so labour began at the time of the first humans.
There is no certain time or place where they start, they have been around almost as long as humans have.
industrial revolution
Humans cannot start tornadoes.
sychronize train schedules
19 Th Century, Bessemer and Carnegie mass production process of steel in furnaces
same time the rest of the uk did
1918
humans get older as there bones start to detereat
There is not a clear start date for drama in the human mind and society. From the beginning of time, humans have told stories for amusement, and they have also always acted them out.