Answer:
Because the United States offered Colombia ten million dollars, plus 250,000 dollars a year, to build the Panama canal. But the Colombian government wanted more money. And the time Panama was still a part of Colombia, but the people of Panama were planning to gain independence from Colombia, and President Reyes knew that the United States would try to help Panama have their independence.
By their nannies or governess
Defensive battle means protecting your own country by a starting a force battle to protect your land from an attack. This type of battle does not progress on the territory of the enemy. Offensive battle on the other hand id the opposite, the people of the country do not wait for the enemies to attack but they initiate the attack with a strategy.
It was caused by the tensions between the European powers and crisis of the balance-of-power system that divided Europe into two camps.