1) The assassination of Archduke Franz Ferdinand of Austria in 1914 triggered the start of World War I.

2) Hindu mythology, deeply rooted in Indian culture, revolves around a pantheon of gods and goddesses, including Brahma, Vishnu, Shiva, Saraswati, and Lakshmi. These deities represent various aspects of existence and play important roles in Hindu religious traditions and epics like the Mahabharata and Ramayana.

3) Cows have best friends and can become stressed if they are separated.

4) The ocean covers about 71% of the Earth's surface and contains roughly 97% of the planet's water.