The international shipping industry continued its long-term positive safety trend in 2021 but Russia president Vladimir Putin's invasion of Ukraine, the growing number of costly issues involving larger vessels, crew and port congestion challenges resulting from the shipping boom, and managing decarbonisation targets, means there is no room for complacency according to marine insurer Allianz Global Corporate & Specialty's (AGCS) Safety & Shipping Review 2022 released in May 2022.