Answer←
Our mission continues. Al-Qaida is wounded, not destroyed. The scattered cells of the terrorist network still operate in many nations, and we know from daily intelligence that they continue to plot against free people. The proliferation of deadly weapons remains a serious danger. The enemies of freedom are not idle, and neither are we. Our government has taken unprecedented measures to defend the homeland — and we will continue to hunt down the enemy before he can strike.
→It supports the main point that this is an ongoing fight that America will not abandon.↓
Step-by-step explanation:
From the speech of President George Bush to the American troops on the USS Abraham Lincoln, he made it clear that while the American troops have made in-roads in the battle against terrorism namely Al-Qaeda and wounded them, they were yet to be utterly defeated. Yes indeed, This is Correct↓
He encouraged them to be steadfast as they were winning the war against terrorism and that no acts of the terrorists can "weaken our resolve" or "alter their fate".↓
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The sentence "Free nations will press on to victory" relates to the central idea of the speech by supporting the main point that this is an ongoing fight that America will not abandon.↓