It was how Earth Day came to be celebrated and was how things like the Clean Water Act, the Clean Air Act, the Endangered Species Act were passed and the Environmental Protection Agency was created to help clean up chemical waste and any other pollutants. Obviously without these things we’d have a huge problem and we depend on them greatly if you think about it.
Throughout his term, President Lincoln published many orders matching to this, he ordered government departments closed for a local day of thanksgiving.
Sarah Hale prompt him to have the day of our annual Thanksgiving made a National and fixed Union Festival. Thanksgiving held on the same day, in all the States.
“The Ottoman Empire”killed over 1.5 Armenians and many Greeks throughout a period of time.
It was discovered in 1894, so the 1890's. Hope this helped!