A gradual formation of Azeri Turkic started.

In England, a concurrence of circumstances has generally led to the gradual formation of hamlets, villages, and towns.

This included the gradual formation of maritime forces.

They failed, however, to secure a regular system of succession and the gradual formation of rival Mamluk households resulted in factionalism and frequent power struggles.

The gradual formation of dense forest likely caused the decline in geographic range of lions near the end of the late Pleistocene.

When is the pay-off to the young male greater in a gradual formation of a two-male team and a co-operative defence of a mating - rearing unit?

The radical change had been the gradual formation of the Cities over a thousand years of Earth's history.

With an intention to present a gradual formation of a musical idea, Maksimović based this work on a B-A-C-H motive, progressively expanded to a twelve-tone collection.

It found evidence "for the gradual formation of polarized blog clusters around leading blogs on either side of the politics."

The gradual formation of the Azeri people started.