The Railway Series books by Reverend W. Awdry, featuring the original stories of Thomas the Tank Engine and friends, began publication.
Thomas the Tank Engine was introduced as a character in the Railway Series, gaining popularity among readers.
The television adaptation of The Railway Series, titled "Thomas & Friends," premiered, bringing the characters to a wider audience.
The franchise underwent a reboot with a new animation style and format titled "Thomas & Friends: All Engines Go," aimed at younger audiences.