sinking lusitania
A catalyst is something that causes an important event to happen.
Many events led to world war1 but the main event that started the war was when archduke Franz Ferdinand of austria-Hungary was assassinated by a serbian terrorist Many events led to world war1 but the main event that started the war was when archduke Franz Ferdinand of austria-Hungary was assassinated by a serbian terrorist
There was no reason for the world to end. There was no catalyst. The world will not end without some catastrophic natural event big enough to end it.
The assassination of Archduke Franz Ferdinand of Austria in June 1914.
The assassination of Archduke Franz Ferdinand of Austria by Gavrilo Princip .
a catalyst
The terrorist attacks on the Twin Towers, World Trade Center, and Pentagon.
911
The decline of the housing market
The decline of the housing market
the decline of the housing market
A catlyst is someone (or an event) that causes change.