Rubuta ci gaba don wannan sakin layi - Lokacin da tattaunawar ba ta cimma yarjejeniya ba a ƙarshen M&amp;M na biyu a ranar 1 ga Yuli, 1971, masu aikin jirgin ruwa sun fita daga kowace tashar jiragen ruwa a gabar yamma. Wannan shi ne yajin aiki na farko da kungiyar ta shirya tun 1934
, kuma a karon farko an rufe dukkan gabar tekun saboda adawa da shugabannin kungiyar kwadago.