1.Heat oil in a large saucepan on medium. Cook onion and garlic for 5 mins, until soft. Add tomato, eggplant, capsicum, zucchini, wine and tomato paste, and bring to a simmer. Cook for 15 mins, until vegetables are just tender.
2.Meanwhile, cook spaghetti in boiling water according to packet directions. Drain.
3.Add spaghetti, oregano, basil and olives to vegetables. Season to taste and toss to combine. Scatter over parsley and serve.