$International Seaways Inc(INSW)$ reported the strongest quarter in its history and declared a record dividend as disruption to global oil routes lifted tanker demand and freight rates. The distribution is financially supported by current earnings, but shipping’s extreme cyclicality means it should not be mistaken for a fixed long-term payment. International Seaways reported before the August 10 market open for the quarter ended June 30. Shipping revenue increased to approximately $467 million from $196 million one year earlier, while net income reached $295 million, or $5.91 per diluted share, compared with $62 million, or $1.25. Adjusted EBITDA reached $345 million and free cash flow was $261 million. The company’s official second-quarter releas