This document discusses financial crises, including their causes, types, examples, and responses. It provides definitions of financial crises and outlines three main types: currency crises, banking crises, and debt crises. Common causes are then discussed, such as macroeconomic circumstances, supervisory weaknesses, and credit bubbles. Global examples of crises are provided, including those in Mexico, Asia, and the US. Responses by governments and central banks are summarized, such as monetary policy actions, legislation, bailouts, and combined policy measures. The document concludes by examining the impact of COVID-19 on Sri Lanka's financial crisis and how its economy is responding.