William Miller was a Baptist preacher who experienced a profound religious awakening in the early 19th century. His interpretations of biblical prophecies led him to predict that the Second Coming of Christ would occur on October 22, 1844. This belief, rooted in Miller's study of the Book of Daniel, sparked a significant movement in which followers, known as the Millerites, fervently prepared for what they believed would be the ultimate culmination of human history. As the date approached, Millerites gathered for prayer and reflection, with many giving up their possessions and jobs to devote themselves to the anticipation of Christ's return. These gatherings were marked by intense spiritual fervor and communal support, with some even wearing white robes, symbolizing their readiness for ascent to heaven.However, when the appointed time arrived, nothing occurred as prophesied. This lack of fulfillment led to a profound crisis of faith among Millerites. The day became known as the Great Disappointment, marking a pivotal moment in the movement's history. Some followers were disillusioned and left the movement, while others sought to reinterpret their understanding of the prophecy. This occasion prompted a reconsideration of biblical texts and further discussions regarding the nature of prophecy, time, and the advent of Christ. The aftermath saw the emergence of new sects, including the Seventh-day Adventist Church, which maintained the belief in Christ's eventual return while adapting their teachings to avoid a similar disappointment in the future.