The Hittites were relatively unknown until the beginning of the 20th century. A handful of biblical references and a few stele written in cuneiform were all linguists has to go on to decipher this ancient language.
All this changed with the discovery of the ancient capital of the Hittites and with it a library containing numerous examples of written text. Linguists now began to work on the theory that Hittite came from a different language root than that or its contemporary neighbours.
What do the Origins of the Hittite language say about where the Hittites originally came from? Does anything surprise you about their migratory pattern?