In Season 1 of Monarch: Legacy of Monsters, the MonsterVerse has done a very commendable job of padding the 2014 Godzilla movie, and the year thereafter. In addition, fans have gotten insight into Monarch's shady operations since the 1950s, as promised. The movies always reiterated that the sinister organization -- which is a joint venture between the US and Japan in 1946 -- would do anything to cover up the existence of Titans.
Source:https://www.cbr.com/monarch-legacy-of-monsters-burning-questions-episode-4/