Huh? A year-long, sustained demonstration? Is this a Babel translation from Hebrew?
Maybe they’re going to local fairs, and they have a carnival-barker touting the virtues of the new defensive system, daring anyone to get anything past it. “Step right up and test the amazing new system. It’ll stop missiles, mortars, ICBMS and fast balls. Ah, yes. Yes. Yes, indeed. You, young man! Would you like to try your luck? I promise a hundred dollars to anyone who can penetrate the amazing Laser-blocker brought to us by our Israeli friends across the sea. Ah, yes! Step right up and see if you can win $100.”