- First railway, The Sodor & Mainland Railway, opens on 3rd June on Sodor. Neil, Clive and Mathew arrive to work there.
- Wellsworth & Suddery opens on 4th May. Adam, Lily and Colin arrive to work there.
- Mr Topham Hatt I (1880-1956) is born on January 9th in the UK.
- Tidmouth, Knapford & Elsbridge Light Railway is opened on 29th September. Eagle and Wallace arrive to work there.
- Because of financial failure, The Sodor & Mainland Railway is forced to shut down by the Sodor Government. Neil, Clive and Mathew sent to India for industrial work.
- Sir Topham Hatt I arrives at Sodor from the UK to become a member of A.W.Dry & Co.
- Mr Topham Hatt I starts building the coffee-pots, starting with Glynn.
- Last coffee-pot built, Zeyryn.
- Henry Stuarts becomes the Sodor Governor on 6th July.
- Tidmouth Station starts building on 3rd May.
- Tidmouth Station is completed on 7th August.
- Reverend Wilbert Vere Awdry (1911-1997) is born on 15th June in UK.
- Timothy arrives to help out on Wellsworth & Suddery.
- Sodor Government Forming Meeting of 1914 begins on 22nd of Feburary.
- Charles Hatt (1914-1997) is born on 14th March.
- North Western Railway officially opens on 5th May. First branchline service from Wellsworth to Brendam run by Wallace, Winston and Eagle.
- World War I is announced on 28th July.
- Timothy takes passenger train Brendam to Tidmouth before kills himself and his passengers at 10:25 while crossing over the unfinished viaduct.
- Edward and George arrive on 3rd May. They run the branchline service from Wellsworth to Brendam.
- Mr Topham Hatt I is knighted as "Sir Topham Hatt" by King George V.
- Ffarquhar Branch Line begins constructing on 7th July.
- Ffarquhar Branch Line officially opens on 2nd May. The Coffee Pots run the branch line.
- World War I ends on 11 November. Party is celebrated at Tidmouth.
- Because of wasting money on war supplies, NWR goes bankrupt. The Mainland helps out.
- Due to LNER orders, 5/7 of the coffee pots are scrapped. Zeyryn sold to the LMS and Glynn is put out of industrial work and put into a siding at Ffarquhar. Ffarquhar operation shuts down.
- Sir Topham Hatt I is forced to sell three of his locomotives--Winston, Adam and Lily--leading to industrial troubles.
- The Railways Act, 1921 starts.
- Henry, Alfred and Crovan arrive on trial on 2nd March. Henry becomes Number 3 next day.
- Gordon arrives on 6th April.
- NWR is threatened to shut down or join the LMS.
- Thomas/102 "accidentally" arrives on Sodor when he's not meant to be there on 4th May. He stays the next day.
- Ffarquhar begins its extension to Ffarquhar Quarry on 7th July.
- After rescuing James, Thomas is the head of Ffarquhar Branch Line.
- Alfred/98462 commits a failed plot during 'NWR 11'. Fails and dies. Crovan/87546 is sent to the scrap heap.
- LMS lets go of NWR.
- Henry Stuarts is assasinated.
- World War II is officially announced inn the UK on 3rd September.
- Christopher Awdry is born on 2nd July.
- The Blitz arrives to Sodor.
- Stephen Hatt (1941-) is born on 16th May.
- Colin rescues Knapford by taking away Nazi Gunpowder during the end of the Blitz in May, only to be blown to bits.
- The Blitz ends--4,000 deaths in Sodor, 19,000 injured.
- Bridget Hatt (1943-) is born.
- Eagle moves burning gunpowder out of Wellsworth, and burns to death. Mourned by the NWR.
- Christopher Awdry is marooned on Sodor.
- Sodor Commanding Platoon is formed, consisting of Thomas, Edward and George.
- Christopher goes missing, Sodor Commanding Platoon goes on a search.
- End of World War II in Europe on 8th May.
- The Three Railway Engines is published on 12th May.
- End of World War II in the world on 2nd September.
- Ffarquhar Sheds are built for Thomas.
- Thomas the Tank Engine is published on 18th October.
- Sir Topham Hatt I is forced to sell Wallace to the LMS.
- NWR becomes nationalised into British Railways.
- Henry recieves Welsh coal to help him with his troubles.
- The Great Strike of 1948 begins in early-September when Henry, Gordon and James refuse to shunt like common tank engines.
- Percy is purchased by Sir Topham Hatt I.
- James the Red Engine is published in September.
- The Great Strike of 1948 ends in late-November.
- Henry has an accident with the Flying Kipper in January. Sent to Crewe. Returns in Spring.
- Tank Engine Thomas Again is published. The Railway Series is becoming extremly popular by this point.
- Troublesome Engines is published in September.
- Henry the Green Engine is published.
- Sir Topham Hatt I goes on holiday with Stephen Hatt and Bridget Hatt in Summer. They meet Toby and his coach, Henrietta. Topham Hatt purchases him.
- Toby the Tram Engine is published.
- The new English Queen (1926-) visits Sodor.
- Gordon the Big Engine is published.
- Edward gets an overhaul.
- Sir Topham Hatt I retires, his son, Charles Hatt, takes over as 'Sir Topham Hatt II'.
- Edward the Blue Engine is published.
- Duck arrives on Sodor to help out with industrial work at Knapford.
- Soon, Diesel arrives for a trial. Tells lies about Duck and Henry, and fails to tell a lie about Thomas. Is sent packing.
- Duck crashes into a barbershop building during his banishment.
- Four Little Engines is published.
- Percy the Small Engine is published in early-September.
- Thomas and his friends are invited to visit London. They visit on 14th September.
- Retired-Bertram Hatt dies on 16th September when the NWR engines return.
Community content is available under CC-BY-SA unless otherwise noted.