The phrase "a long and unhappy" is correct and usable in written English.
It can be used to describe a duration of time or a situation that is both lengthy and characterized by unhappiness.
Example: "After a long and unhappy period of waiting, she finally received the news she had been hoping for."
Alternatives: "an extended and sorrowful" or "a prolonged and discontented".
Writing in the Jewish Chronicle, the columnist Jonathan Freedland said: "When it comes to Jews, the Mail's core accusations have a long and unhappy history.
It is a long and unhappy saga filled with headings such as "Geneva arbitration", "Court abuses" and "Black PR campaigns".Telenor and Altima, the telecoms arm of Alfa, are shareholders in both VimpelCom of Russia and Kyivstar of Ukraine.
While there have been ritual reminders that "all options are on the table," there is no indication that any military intervention — which has a long and unhappy history in Latin America — is being seriously contemplated.
Now there is a long and unhappy stand-off between US regulators, in particular the Public Company Accounting Oversight Board (PCAOB), and the Chinese authorities over China's refusal to allow US regulators to verify the auditing of US-listed companies.
"While there have been ritual reminders that 'all options are on the table,' there is no indication that any military intervention — which has a long and unhappy history in Latin America — is being seriously contemplated," noted David Sanger of the New York Times.
But in a long career and at times turbulent private life, the singer had already survived more than one brush with death, as well as enduring depression, bereavement, paralysing grief, legal battles with his record company, public embarrassment, several encounters with police and a long and unhappy period where he felt unable to acknowledge his homosexuality.
"Maybe someone will pay us some money at the end of a long and pretty unhappy discussion.
They include the United States, an ally with whom he has a long and sometimes unhappy history and that has worried about his vigor in fighting Islamist militants.
There is a very long and unhappy list of investors, lenders, employees, counterparties like JPMorgan and, of course, regulators who were misled by Bernie Madoff.
See Asper, The Long and Unhappy History of Loyalty Testing in Maryland, 13 Am.J.Legal Hist.
I think there's almost no exception in the long and unhappy history of price controls.
