 Stapleton also left for the WHA after that year, depleting the team further.While the team led or was second in the West Division for four straight seasons, for the rest of the 1970s, the Black Hawks made the playoffs each year—winning seven division championships in the decade in all—but were never a successful Stanley Cup contender, losing 16-straight playoff games at one point.The team acquired legendary blueliner Bobby Orr from the Boston Bruins in 1976, but ill health forced him to sit out for most of the season, and he eventually retired in 1979, having played only 26 games for the Hawks.