From the 4th June 2022: Indonesia will now be able to certify documents with an Apostille (and also accept such documents). It is paramount for a country to be part of this Convention as it increases commerce and investments.
Source: https://www.hcch.net/en/news-archive/details/?varevent=825
Notable countries still not part of the Convention:
- Канад
- Хятад
- Egypt
- Jordan
- Madagascar
- Малайз
- Nigeria
- Pakistan
- Saudi Arabia
- Sri Lanka
- Тайланд
- United Arab Emirates
Maybe Indonesia will lead the way to new countries?