TV Series Timeline Guide

A lot of major events occurs before and during the episodes, as follows:
Note that some events had become a page of it's own.
== Pre Series ==
=== The Freeze ===
WIP
=== Snowpiercer's Departure ===
WIP
=== Big Alice's Departure ===
WIP
=== The First Year Cull of Big Alice ===
WIP
=== Year Two Rebellion ===
WIP
=== Year Three Rebellion ===
WIP
=== Year Four Blackout ===
WIP
=== First Mysterious Murder ===
WIP
=== Bee Colony Collapse ===
WIP
=== Sean Wise's Murder ===
WIP
== Murders Investigation ==
=== Failed Insurrection ===
WIP
=== Investigation on Sean Wise's Murder ===
WIP
=== Investigation on Nikki Genêt's Murder ===
WIP
=== LJ's Trial ===
WIP
=== Torretta Canyon Crisis ===
WIP
== The Tail's Revolution ==
WIP
== Snowpiercer VS Big Alice ==
WIP
==Melanie's journey to the Rocky Mountains==
WIP
==Pirate Train & Wilford's Rolling Gulag==
WIP
==Snowpiercer: One Train - Heading to New Eden==
WIP
==Melanie VS Layton Conflict==
WIP
==Going Separate Ways==
WIP