![Schalke fans threaten Borussia Dortmund boycott amid heightened security measures | Football News | Sky Sports Schalke fans threaten Borussia Dortmund boycott amid heightened security measures | Football News | Sky Sports](https://e0.365dm.com/15/10/2048x1152/schalke-04-bundesliga-veltins-arena-gelsenkirchen_3360348.jpg)
Schalke fans threaten Borussia Dortmund boycott amid heightened security measures | Football News | Sky Sports
FC Schalke 04 on X: "After Saturday's stunning tifo against Gladbach, we decided to look back at some of the best displays from our fans in recent years 🔵⚪ 🧵 Thread ⤵️
![Schalke fan sulla tribuna nord tenendo su sciarpe e un banner '1904', FC Schalke 04 - Borussia Dortmund, Veltins Arena Foto stock - Alamy Schalke fan sulla tribuna nord tenendo su sciarpe e un banner '1904', FC Schalke 04 - Borussia Dortmund, Veltins Arena Foto stock - Alamy](https://c8.alamy.com/compit/fya02c/schalke-fan-sulla-tribuna-nord-tenendo-su-sciarpe-e-un-banner-1904-fc-schalke-04-borussia-dortmund-veltins-arena-fya02c.jpg)
Schalke fan sulla tribuna nord tenendo su sciarpe e un banner '1904', FC Schalke 04 - Borussia Dortmund, Veltins Arena Foto stock - Alamy
![Gelsenkirchen, Germania. 29th Apr, 2023. Schalker Schlussjubel: Fans feiern FC Schalke 04 - Werder Bremen 29.04.2023 Copyright (nur für journalistisc Foto stock - Alamy Gelsenkirchen, Germania. 29th Apr, 2023. Schalker Schlussjubel: Fans feiern FC Schalke 04 - Werder Bremen 29.04.2023 Copyright (nur für journalistisc Foto stock - Alamy](https://c8.alamy.com/compit/2pwe1aa/gelsenkirchen-germania-29th-apr-2023-schalker-schlussjubel-fans-feiern-fc-schalke-04-werder-bremen-29-04-2023-copyright-nur-fur-journalistisc-2pwe1aa.jpg)
Gelsenkirchen, Germania. 29th Apr, 2023. Schalker Schlussjubel: Fans feiern FC Schalke 04 - Werder Bremen 29.04.2023 Copyright (nur für journalistisc Foto stock - Alamy
![FC Schalke 04 on X: "Happy 0️⃣4️⃣th day of the 0️⃣4️⃣th month, Schalke fans! 💙 #s04 https://t.co/CRBHqJnTw4" / X FC Schalke 04 on X: "Happy 0️⃣4️⃣th day of the 0️⃣4️⃣th month, Schalke fans! 💙 #s04 https://t.co/CRBHqJnTw4" / X](https://pbs.twimg.com/media/DZ8tK69WsAA_yqm.jpg)