Respuesta :

When bolivar led a surprise attack, it was an effect.

Answer: Seeing that the War of Independence (1819) was not advancing due to internal conflicts (1), Simon Bolivar makes a suicidal decision, crossing from Venezuela to Colombia through the Andes, and attacks the Spanish army in Nueva Granada (Colombia) (2).

Explanation: The first part (1) of the paragraph is the cause and second one (2) is the effect.