Unitary parliamentary republic in the Balkans; declared independence from Yugoslavia in 1991, EU member since 2013.
Yugoslavia: Death of a Nation; covers Croatia's secession and the wars of the 1990s.
The standard English survey of Croatian history, medieval origins through 1990s independence; the cited book is in a current 3rd Yale paperback (ISBN 9780300163940).
Classic two-volume account of a journey through Yugoslavia in 1937; covers Croatia (Dalmatia, Zagreb) in depth alongside other Yugoslav lands; essential literary-historical background for the region.
The modern Balkans from the Ottoman retreat through the Yugoslav wars — broad context.
The definitive single-volume history of Europe after 1945 — the era that made this state’s present form.