Sri Lanka marked 75 years since independence with a sombre military parade on Saturday, as its president urged reflection on past "errors and failures" at a time of national crisis. Since the 1948 end of British rule, the island nation has spent much of its history at war with itself, including a decades-long Tamil separatist rebellion that claimed up to 100,000 lives and two deadly communist insurgencies. Its 22 million people are also still reeling from the hardships triggered by an unprecedented economic collapse last year that brought months of food and fuel shortages. IMAGES AND SOUNDBITES