Here is a small effort from me on recapitulation of the events that happened in railway in the year 2016
1) Electrification of hw- ddn route and plying of train with elocos.
2) Electrification of gzb-mb-be-lko- gkp route.
3) Introduction of Mahamana exp. with model rakes.
4)...
more...

Introduction of Gatimaan with a notching speed of 160 kmph
5) Introduction of much awaited gkp-anvt Humsafar exp.
6)Lhbfication of two heavy giants of NR and NCR ie 12229/30 and 12417/18. Many more sfs were also lhbfied.
7) Traction of 12554 changed from dloco to e-loco and many others followed.
8) Trials conduction of Talgo.
9) Introduction of modern Deen-Dayalu coaches
Changes in fare structure
1) Full fare of child between age of 5-11 if berth is opted
2) Introduction of flexi fare system in premium trains
3) Eradication of service charge levied by IRCTC for online booking.
4) Option to opt for medical insurance @0.92p.
Accident/ Incident in 2016. (Pray to God that it never happens in future)
(Taken from wikipedia)
1) 5 February 2016 - 4 coaches of Kanyakumari-Bangalore City Express derailed near Vellore. Few injured.
2)1 May 2016 - Old Delhi-Faizabad Express derailed near Hapur. No casualities were reported
3)6 May 2016 - Side collision for the Chennai Central - Thiruvananthapuram Central superfast and a suburban train near Pattabiram. Seven Injured
4)19 May 2016 - Kanyakumari-Dibrugrah Vivek Express derailed near Nagercoil. No casualities were reported
5) 28 August 2016 - 12 coaches of Train number 16347 Thiruvananthapuram Central - Mangalore Central Express derailed near Karukutty Station, Angamali around 2:20 am. No casualties.
6)20 November 2016 - 14 coaches of the Indore-Rajendra Nagar Express 19321 derailed at Pukhrayan, approximately 60 kilometers from Kanpur. At least 150 deaths and 260 injuries have been reported in Pukhrayan train accident.
7)28 December 2016 - 15 coaches of the Ajmer-Sealdah Express derailed near the Rura railway station while crossing a bridge, resulting in 44 injured
One thing that did not change
1) Late running of trains. The previous year will also be remembered for trains making series of records in delays. Even the highly rated premium trains could not escape from the clutches of mammoth delay.
I have done it to the best of my knowledge. Members are free to add their valuable comments and suggestions.