Around 1920. By 1918 only a very few mountain resorts and national parks had stagecoaches.
1912
It went bankrupt in 1862 and Ben Holladay who operated a freight business and was later a power in stagecoaches, steamships, and railroads took it over in a sale in 1862. It was made obsolete by the invention of the telegraph and the railroad.
1932
Circuses never stopped using animals.
1972
The last year for silver dimes and quarters was 1964.
The year 2000.
1953
1986 1981 in Citation.
1987 was the last year
1974 was the last model year for points in a Chevrolet.
There are still ships using steam engines. So, The correct answer is not yet