Early use of the phrase 'World War I' (and equivalents)

[Exapno_Mapcase]

@Mk_VII

Colonel Repington’s book, The First World War was published in 1919 and this appears to be one of the earliest, if not the first, public use of the phrase.

Repington’s book was published in 1920. I have it on good authority.

@Mk_VII

Colonel Repington’s book, The First World War, was published in 1920, and this seems to be the earliest popular use of the phrase.

That quote comes from an earlier thread on this topic. There have been several.

Some previous threads on naming WWI:

What was WWI called before WWII?

When was “World War 2” First Used?

When was the term “World War I” coined?