It is a lie. The guns they had were legal. The local sheriff investigated and found no basis for complaints against them. These were law-abiding American citizens, even if they thought differently to most other folks.
They trusted the U.S. Constitution to ensure their political rights, but they were murdered by agents acting under the authority of the U.S. government. Read this page if you believe otherwise.
If you still have doubts, get the video Rules of Engagement for visual evidence. Or read the book Armageddon in Waco. Or see the film Waco: A New Revelation.Or more exactly, a public which would appear to consist mostly of gullible idiots, with no sense of injustice (except when it affects themselves), believing what they were told (with the help of a willing media) by their ill-informed, ill-advised and violence-obsessed (and, as it turned out, murderous) government,
a public which overwhelming approved of a shameful instance of government-sanctioned slaughter of people who had broken no law (it is legal to protect oneself against attack), including twenty-one children under the age of 16:
murderous Lisa Martin 13 Sheila Martin, Jr. 15 Rachel Sylvia 12 Hollywood Sylvia 1 Joseph Martinez 8 Abigail Martinez 11 Crystal Martinez 3 Isaiah Martinez 4 Audrey Martinez 13 Melissa Morrison 6 Chanel Andrade 1 Cyrus Koresh 8 Star Koresh 6 Bobbie Lane Koresh 2 Dayland Gent 3 Page Gent 1 Mayanah Schneider 2 Startle Summers 1 Serenity Jones 4 Chica Jones 2 Little One Jones 2 