How to Use "obstinacy" with Example Sentences

1. His obstinacy over the customs union was the last straw .
2. But then , mr yang 's laid-back obstinacy can drive people , including some of his largest shareholders , mad .
3. Less well documented but no less important is the pernicious impact of a similar combination of blindness , obstinacy , and illusion regarding the implementation of american policy objectives in afghanistan .
4. Instead of protesting against this obstinacy china continued to use these western systems rather than pinyin in materials issued to a foreign audience .
5. Charm was his first weapon , obstinacy his second . It was not just his clothes and vocabulary that were old-fashioned .