Why is climate in southern alaska milder than climate in montana

The geographical features in Alaska highly affect its climate since the Alaska Peninsula is separated by small and large mountain ranges. Also No permafrost exists in the south-central and southern coastal portions including southeastern Alaska, the Alaska Peninsula, and the Aleutian chain. Meanwhile, Montana has cold wave, a weather phenomenon that is distinguished by a cooling of the air, that covers parts  Montana to 12 times than winter.

the  seven  days  battles  were  a series of seven battles over seven  days from june 25 to july 1, 1862, near richmond, virginia,  during  the american civil war. the  seven  days ended with mcclellan's army in relative safety next to the james river, having suffered almost 16,000 casualtiesduring  the retreat.