PoliticaHub Reference Sheet
International Socialist Organization
Party · Printed May 12, 2026 · politicahub.com/party/international-socialist-organization-us
dissolved Trotskyist political party based in the United States
Key Facts
| founded year | 1977 |
Frequently Asked Questions
- Q: When was International Socialist Organization founded?
- A: International Socialist Organization was founded in 1977, about 49 years ago.
- Q: Where does International Socialist Organization operate?
- A: International Socialist Organization operates in United States.
- Q: What is International Socialist Organization?
- A: dissolved Trotskyist political party based in the United States
Source: politicahub.com/party/international-socialist-organization-us
International Socialist Organization
dissolved Trotskyist political party based in the United States
United StatesFounded 1977
Frequently Asked Questions
- When was International Socialist Organization founded?
- International Socialist Organization was founded in 1977, about 49 years ago.
- Where does International Socialist Organization operate?
- International Socialist Organization operates in United States.
- What is International Socialist Organization?
- dissolved Trotskyist political party based in the United States

