The Tankie Network: How Far-Left Extremists Evolve in Online Spaces

cover
26 Mar 2025

Authors:

(1) UTKUCAN BALCI, Binghamton University, United States;

(2) MICHAEL SIRIVIANOS, Cyprus University of Technology, Cyprus;

(3) JEREMY BLACKBURN, Binghamton University, United States.

Abstract and 1 Introduction

2 Background & Related Work

3 Data

3.1 Identifying Tankie Subreddits

3.2 Identifying Ideology Subreddits and 3.3 Post Collection

4 User-Base Analysis and 4.1 Graph Construction & Community Detection

4.2 Community Growth

4.3 User Migrations Over Time

5 Content Analysis and 5.1 What do tankies talk about?

5.2 Who are tankies talking about?

5.3 Misalignment Analysis

5.4 Toxicity Analysis

5.5 Domain Analysis

5.6 Lemmygrad Analysis

6 Discussion & Conclusion and 6.1 Limitations

6.2 Implications & future work, and References

A DATA

B NAMED ENTITIES

C MISALIGNMENT ANALYSIS

D DOMAIN ANALYSIS

A DATA

Table 7. Subreddits that are linked to Tankie subreddits in the identified reference network.

Table 8. Definition of the subreddits that are linked to Tankie subreddits in the identified reference network.

B NAMED ENTITIES

Table 9 presents the top 20 named entities, their frequency, and the percentage of posts they appear in within far-left subreddits other than tankie subreddits.

This paper is available on arxiv under CC BY 4.0 DEED license.