No, Sanji is not dead. As of the latest updates in the One Piece manga and anime series, Sanji is alive and well. He continues to be an important member of the Straw Hat Pirates and plays a significant role in the ongoing story. **

Yes, Sanji from the anime series One Piece has the ability to create fire using his Diable Jambe technique. By spinning at high speeds, he heats up his leg to the point where it ignites in flames, allowing him to deliver powerful fire-based attacks to his opponents. This ability is a result of his training in the Black Leg Style martial arts, which focuses on enhancing his kicking techniques with fire. **

Yes, Sanji got married in the One Piece manga. In chapter 1031, it is revealed that Sanji married Pudding, a member of the Charlotte Family. Their marriage was arranged as part of a political alliance between the Vinsmoke and Charlotte families. **

Sanji is not stronger than his brothers physically, as they possess superhuman abilities due to their genetic modifications. However, Sanji's strength lies in his exceptional combat skills, agility, and strategic thinking, which often allow him to hold his own against his brothers in battle. Overall, while he may not be physically stronger, Sanji's unique abilities make him a formidable opponent in his own right. **

Sanji has burning feet due to his unique fighting style called "Diable Jambe" (Devil Leg). By spinning rapidly and using friction, he heats up his legs to the point where they catch on fire. This technique not only increases the power of his kicks but also allows him to inflict fire-based damage on his opponents. It is a signature move that showcases Sanji's strength and determination in battle. **

Sanji left the crew in order to protect them from his family, the Vinsmoke family, who were threatening to harm his friends. He also wanted to confront his family and settle the issues surrounding his past. Additionally, Sanji felt a sense of duty and responsibility towards his family, despite the mistreatment he had endured from them. Ultimately, he made the difficult decision to leave the crew in order to protect them and to address his family's threats. **

It is difficult to definitively say who is stronger between Sanji and Jimbei as their strengths and abilities are different. Sanji is a skilled martial artist with incredible speed and agility, while Jimbei is a powerful fish-man with immense physical strength and mastery of Fish-Man Karate. Both have shown impressive feats in battle, and their strengths may vary depending on the situation. Ultimately, their strength may be better measured by their teamwork and how they complement each other in a fight. **

Yes, Sanji has the ability to create fire with his legs using a technique called "Diable Jambe." By spinning his legs at high speeds, he can generate intense heat and flames, allowing him to burn his opponents in battle. This ability is a result of his training in the Kamabakka Kingdom, where he learned the martial art of "Black Leg Style" and honed his skills to incorporate fire into his attacks. **