LA PAZ, Bolivia — For most of Renan Aliaga’s adult life, a single name dominated the politics of Bolivia: Evo Morales.

Morales, a former union leader for coca farmers, founded the Andean nation's most successful political party and transformed Bolivia over three consecutive terms marked by political stability and economic growth.

But when Aliaga goes to the polls on Sunday to vote for Bolivia's next president, he won’t see Morales' name on the ballot after electoral authorities excluded him.

In fact, for the first time in two decades, Aliaga won’t see any big name from the governing Movement Toward Socialism, or MAS, party that Morales founded — not even President Luis Arce, Morales' protege-turned-rival, who withdrew from the race over his failure to halt an economic tailspin.

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