Stop running till the columns are deleted!

I have an excel spreadsheet with a lot of empty columns. I have a main macro that has some lines of codes, then calls a macro that deletes empty columns, then runs more macros. The problem is that the columns do not finish deleting before other macros begins to run. I have tried using Application.Wait, but that causes the columns to stop deleting. If I run the macros one by one, each one works perfectly. When I Call them in the main macro, bad things happen. Very bad. Here is the main macro.

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Here is the macro for DelEmptyCols

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