The test series was built up as an unofficial World Championship series for the title of best test team in the world. The West Indies came into the series after winning the inaugural 1975 World Cup, defeating Australia with several exciting young talents, most notably in Gordon Greenidge, Andy Roberts and Viv Richards.
The test series was formed as a non-official global championship to determine the world's top test team. The West Indies joined the competition after winning the inaugural 1975 World Cup, outshining Australia with an impressive lineup of young players, including Gordon Greenidge, Andy Roberts, and Viv Richards.