All the same and In any event

All the same adverb - Despite anything to the contrary (usually following a concession).

In any event and all the same are semantically related. in nevertheless topic. In some cases you can use "In any event" instead an adverb phrase "All the same", when it comes to topics like in spite of everything.

In any event adverb - Used to indicate that a statement explains or supports a previous statement.

All the same and in any event are semantically related. You can use "All the same" instead an adverb phrase "In any event".