Preheat oven to 400 degrees F (200 degrees C).
Heat 1 tbsp olive oil in a large skillet over medium heat. Add sausage links and cook until browned on all sides.
Remove sausage from skillet, slice and set aside.
Add bell pepper and onion to a 9×13 inch baking dish.
Add potatoes.
Top with garlic powder, salt, pepper, oregano, red wine vinegar and 2 tbsp olive oil.
Add sliced sausage.
Bake for 45 minutes, or until potatoes are tender and sausage is cooked through.