Complex sentence: Shortly after forming the 1st Canadian Army Tank Brigade was redesignated 1st Canadian Armoured Brigade, it took part in 8th British Army's assault landing on the toe of Italy, Operation Baytown.
Split into simpler sentences: Shortly after forming, the 1st Canadian Army Tank Brigade was redesignated 1st Canadian Armoured Brigade. It took part in 8th British Army's assault landing on the toe of Italy, Operation Baytown.