Heat 1 tablespoon oil in a medium saucepan over medium-high heat. Add 3/4 cup onion; sauté 5 minutes or until tender. Add paprika and next 7 ingredients (paprika through allspice); cook 30 seconds, stirring constantly. Add broth; bring to a boil. Gradually stir in couscous. Remove from heat. Cover and let stand 5 minutes. Fluff couscous with a fork. Place couscous in a large bowl. Add 1 tablespoon oil, tomatoes, and remaining ingredients; toss well. Serve warm or at room temperature.