Combine first 6 ingredients in a large glass bowl; let stand at room temperature, stirring occasionally, 1 hour.
Drain.
Bring sugar and next 3 ingredients to a boil in a medium saucepan over medium-high heat. Boil, stirring constantly, 1 minute or until sugar is dissolved.
Let stand 1 hour.
Pour evenly over vegetables. Cover and chill 2 hours.