1) Broaden 2) Extend 3) Globalise 4) Widen 1) Globalise 
[v] - make world-wide in scope or application
globalize (U.S.), globalise (British) 1. Something made world-wide in scope or application. 2. To extend to other parts of the world or to all parts of the globe; to make worldwide.
globalise verb make world-wide in scope or application; `Markets are being increasingly globalized`
to extend to other or all parts of the globe; make worldwide: efforts to globalize the auto industry.