The tradition of wearing white on the wedding day is not directly tied to the groom's marital history. The choice of a white wedding dress is a personal and cultural tradition that symbolizes purity, innocence, and new beginnings. In modern times, many brides choose to wear white simply because it's a traditional and elegant choice for weddings.
Whether a bride should wear white or not, despite her groom's previous divorces, is entirely up to her and what she feels comfortable with. The groom's past marital history doesn't have a direct impact on the bride's choice of attire.
Weddings are about celebrating the love and commitment between two individuals, and the focus should be on the couple's present relationship and their hopes for the future. It's essential for the couple to make choices that feel authentic to them and their values.
If the bride feels that wearing white aligns with her vision for the wedding and represents her personal style and preferences, then there is no reason she shouldn't wear a white dress. On the other hand, if the bride prefers a different color or style of dress that holds personal significance for her, that choice is equally valid.
In the end, it's essential for the couple to support and respect each other's choices, including those related to wedding attire, and to focus on creating a meaningful and joyous celebration of their love and commitment.