Combine first 5 ingredients, and rub oregano mixture over chicken. Cover and marinate in refrigerator 30 minutes.
Heat oil in a large nonstick skillet over medium-high heat; add chicken thighs, and cook 5 minutes on each side or until browned.
Remove chicken from skillet; keep warm.
Add cider to skillet, scraping pan to loosen browned bits. Bring to a boil; cook until reduced to 1 cup (about 3 minutes).
Remove 1/2 cup reduced cider from skillet; set aside.
Add cabbage and remaining ingredients to skillet; bring to a boil. Cover, reduce heat to medium, and cook 5 minutes or until cabbage wilts. Return chicken thighs to skillet, nestling them into cabbage mixture; add reserved 1/2 cup reduced cider. Cover and cook over medium-low heat 30 minutes or until chicken is done.