![September 24, 1984: Cubs clinch first postseason berth since 1945 behind Sandberg, Matthews, Sutcliffe – Society for American Baseball Research](https://i.ytimg.com/vi/tpAzlc0PNmU/mqdefault.jpg)
WBBM-TV Chicago - Cubs clinch NL East Title (September 24, 1984
![September 24, 1984: Cubs clinch first postseason berth since 1945 behind Sandberg, Matthews, Sutcliffe – Society for American Baseball Research](https://sabr.org/sites/default/files/Wes%20Covington.jpg)
October 3, 1984: Steve Trout's solid performance puts Cubs one win
![September 24, 1984: Cubs clinch first postseason berth since 1945 behind Sandberg, Matthews, Sutcliffe – Society for American Baseball Research](https://cdn.vox-cdn.com/thumbor/pm2S05fZDg4KoXZA680HYZH1vpo=/0x0:4437x4872/1200x800/filters:focal(2062x383:2770x1091)/cdn.vox-cdn.com/uploads/chorus_image/image/71657680/514886512.0.jpg)
Cubs historical sleuthing: Wrong name edition - Bleed Cubbie Blue
![September 24, 1984: Cubs clinch first postseason berth since 1945 behind Sandberg, Matthews, Sutcliffe – Society for American Baseball Research](https://www.si.com/.image/t_share/MTkyNTYxOTU1NTg2NzEzMTI0/usatsi_8484626.jpg)
This Day in Chicago Cubs History: Clinch Postseason Berth for the
![September 24, 1984: Cubs clinch first postseason berth since 1945 behind Sandberg, Matthews, Sutcliffe – Society for American Baseball Research](https://i.ytimg.com/vi/Bec7Lxhwhk8/hq720.jpg?sqp=-oaymwEhCK4FEIIDSFryq4qpAxMIARUAAAAAGAElAADIQj0AgKJD&rs=AOn4CLDuVCVPEMz5z7ymCkAZPEXfFAp2Ww)
CHC@PIT: Sutcliffe seals it, Cubs clinch 1984 NL East
![September 24, 1984: Cubs clinch first postseason berth since 1945 behind Sandberg, Matthews, Sutcliffe – Society for American Baseball Research](https://sabr.org/wp-content/uploads/2020/06/Sutcliffe-Rick-1984.jpg)
September 24, 1984: Cubs clinch first postseason berth since 1945
![September 24, 1984: Cubs clinch first postseason berth since 1945 behind Sandberg, Matthews, Sutcliffe – Society for American Baseball Research](https://arc-anglerfish-arc2-prod-tronc.s3.amazonaws.com/public/OZQQLL73OZFRPNFQUB4G62GHNQ.jpg)
Who was the greatest Cubs second baseman?
![September 24, 1984: Cubs clinch first postseason berth since 1945 behind Sandberg, Matthews, Sutcliffe – Society for American Baseball Research](https://sabr.org/wp-content/uploads/2020/08/Gwynn-Tony-322-2001-1_HS_NBL-600x400-1.jpg)
October 7, 1984: Padres come from behind again to beat Cubs
![September 24, 1984: Cubs clinch first postseason berth since 1945 behind Sandberg, Matthews, Sutcliffe – Society for American Baseball Research](https://sabr.org/wp-content/uploads/2011/06/BRJ-30cover.jpg)
2001 Baseball Research Journal – Society for American Baseball
![September 24, 1984: Cubs clinch first postseason berth since 1945 behind Sandberg, Matthews, Sutcliffe – Society for American Baseball Research](https://img.mlbstatic.com/mlb-images/image/private/w_250,h_250,c_thumb,g_auto,q_auto,f_jpg/mlb/rexswqihux8ebl8n8sgx)
Cubs clinch 1984 NL East, 09/24/1984