The methods that have resulted in the greatest contribution to global security were: <span>military they pledged for the common defense and the stronger and bigger the were the better protection.
Unlike in the past, the greatest military in Modern Era is not possessed by the countries that have the most soldiers, but by those who possessed the most advanced mass destroying weapons.</span>
they taught eachother how to read, write do math, they worked on honest and self control.
Hope this helps
Effects of the Transportation Revolution. The transportation revolution had dramatic social, economic and political effects. Indirectly, convenient transportation encouraged settlement and transformed agriculture. Much more land could now be developed since farmers had access to national markets.
if that didn't answer your question i'll give you another answer
1. Most fruit and vegetables are only ready to be harvested at a specific time of the year, mainly Autumn.
2. Helium will eventually run out because the process to create it takes over millions of years.
