Swann's decision to quit mid-tour triggered questions of which other senior players might be close to following his lead after a month in which England have lurched from one cricketing crisis to another.
The orchestra fell further from favour during a European tour after the riots triggered by Mahmoud Ahmadinejad's disputed re-election in 2009.
The dream triggered a virtual tour of Beck's musical tours de force, beginning with his stint some 47 years ago as lead guitarist for the awesome British band, the Yardbirds.
Her political protests and mixed-race tours in the South triggered an FBI investigation, even as she was celebrated by dance critics and by contemporaries like Langston Hughes.
George O'Grady's departure from the European Tour will inevitably trigger warmer public sentiment towards the chief executive than has previously been the case.
On top of that, Flowers and People, Cannot be Controlled but Live Together is interactive meaning the viewer can tour the installation, triggering "continuous change" in the artwork.
Weinberg's wife Becky unintentionally triggered one of the tour's most celebrated episodes.
Meanwhile, Woods's domination has triggered a ripple impact on tour.
He has denied ever doping, claiming that the positive test was triggered by contaminated beef he ate during the Tour's final rest day in July.
