Daschle's tantrum masks union agenda.(The Orlando Sentinel)

The dispute between President Bush and Senate Democrats blocking his proposed Homeland Security Department boils down to their view that union rules should take priority over national security.

Despite the political sound and fury recently from Democrats who don't want voters to understand what is going on, the issue really is that simple.

That's why Senate Democratic leader Tom Daschle's temper tantrum that Bush is "politicizing" national security is so laughable. Daschle was protesting Bush's attempts to pressure Senate Democrats to get their priorities straight.

My late father, an able trial attorney, once told me that when you can't argue the facts in the case because they are not on your side, the only alternative is to argue loudly to confuse the issue.

That's exactly what Daschle is doing, having to defend his …