def sort_ongoing_wars(wars: list) -> list:
    """
    Sort a provided list of wars for ongoing wars.

    :param wars: A list of wars to be iterated through. Objects must contain "turnsleft" and "winner" keys.
    :return: A list of active wars.
    """
    return [war for war in wars if int(war["turnsleft"]) > 0 and int(war["winner"]) == 0]