HELSINKI (AP) — On Saturday, Aung San Suu Kyi, the 1991 Nobel Peace Prize laureate, will give her much-awaited Nobel Lecture at Oslo City Hall, 21 years late. The Myanmar democracy activist, held under house arrest by the military-led government for 15 years, was unable to accept her award at the time and it was handed over to her 18-year-old son. Suu Kyi arrives in Oslo on Friday on the Norwegian leg of her European tour — her first visit to the continent in 24 years.

Since 1901, the Nobel prizes have been awarded annually except during World War I and World War II. Here’s a look at other Nobel no-shows among more than 830 laureates: