First there was the great boost. [fact]
First there was the great boost, both in manpower and technology, given to the ceramics industry as a result of the Korean wars of the 1590s. … Then, in 1644, the Ming Dynasty in China was overthrown, and in the ensuing political chaos Chinese production of porcelain collapsed, leaving the European market wide open.
Neil MacGregor, A History of the World in 1…, loc. 1218