The major Victorian poet whose work was considered optomistic and innovative was

I'm pretty sure it is Robert Browning

Browning is a major Victorian poet who voiced the mood of optimism in his works. For Browning the intellect was more important than the music. His great knowledge was the result of his self-study and travels. His reputation is higher as the writer of dramatic monologue. One of his successful dramatic poems is Pippa Passes.